Hearty Slow Cooker Chicken Quinoa Bowl

Slow cooker chicken quinoa soup offers an exceptionally easy, flavorful, and wholesome meal that captures the essence of classic Tex-Mex flavors. Inspired by the vibrant tastes of tacos, this hearty soup is perfect for weeknight family dinners, casual entertaining, and nourishing your body with a protein-packed meal. The magic of your crock-pot handles virtually all the cooking, allowing you to prepare a delicious dish with minimal effort and just minutes of active prep time. Imagine coming home to the inviting aroma of a freshly cooked meal, ready to be enjoyed.

Slow cooker chicken quinoa soup in a bowl.

What sets this chicken soup apart is the clever addition of quinoa. This ancient grain is a nutritional powerhouse, known for its complete protein profile and high fiber content. When added to the slow cooker, quinoa effortlessly absorbs the rich liquids of the soup, not only boosting its nutritional value but also transforming the texture. It contributes a wonderful, satisfying heartiness, giving the soup a stew-like consistency that is incredibly comforting. This simple trick adds depth and body without any extra work, making your meal even more fulfilling and delicious. We’ve successfully used this technique to enhance other recipes, like our popular Black Bean Quinoa Soup, proving its effectiveness every time.

The distinctive Tex-Mex flair in this recipe comes from a robust fajita seasoning blend. This spice mixture infuses every spoonful with warm, zesty notes, making it irresistibly delicious. The beauty of a taco-inspired soup lies in its customizability. You can personalize each bowl with an array of fresh and flavorful toppings, from creamy avocado and shredded cheese to a squeeze of fresh lime, allowing everyone at your table to create their perfect meal experience.

Why You’ll Love This Slow Cooker Soup

This Slow Cooker Chicken Quinoa Soup isn’t just a meal; it’s a lifestyle enhancer. Here’s why it’s destined to become a staple in your kitchen:

  • Effortless Preparation: Truly a dump-and-go recipe. Simply toss all the ingredients into your slow cooker, set it, and forget it. Perfect for busy individuals and families.
  • Nutrient-Rich: Packed with lean protein from chicken and quinoa, fiber from beans, and vitamins from vegetables, this soup is a powerhouse of essential nutrients.
  • Hearty & Satisfying: Quinoa adds a substantial texture that makes this soup incredibly filling, ensuring you feel satisfied without feeling heavy.
  • Versatile & Customizable: Easily adapt the ingredients to suit your taste preferences or what you have on hand. Add more veggies, adjust the spice level, or explore different toppings.
  • Meal Prep Dream: It stores beautifully and reheats wonderfully, making it an ideal candidate for meal prepping. Enjoy delicious, healthy lunches or dinners throughout the week.
  • Crowd-Pleaser: Its comforting, familiar flavors appeal to all ages, making it excellent for family meals and a fantastic option when entertaining guests.

Ingredients for Ultimate Flavor & Nutrition

Gathering the right ingredients is the first step to creating this unforgettable Slow Cooker Chicken Quinoa Soup. Here’s what you’ll need to make this healthy, protein-packed meal:

  • Chicken: For convenience and optimal texture, boneless, skinless chicken breasts are an excellent choice. They cook down beautifully and shred effortlessly. If you prefer, boneless, skinless chicken thighs offer a richer flavor and moist texture, while chicken tenderloins are also a great quick-cooking alternative.
  • Quinoa: This ancient grain is the secret weapon for both nutrition and thickening. You can choose from red, white, or black quinoa, or even a tri-color blend. White quinoa is generally milder and softer, while red and black varieties offer a heartier, chewier texture. Whichever you choose, it will absorb the soup’s liquid as it cooks, contributing to a wonderfully thick consistency. Remember to check if your quinoa is pre-rinsed; if not, a quick rinse is essential (more on this below).
  • Tomatoes: A 14.5-ounce can of diced tomatoes provides a burst of tangy, savory flavor and a touch of acidity that brightens the soup. If fresh is your preference, about 2 cups of chopped tomatoes (approximately 1 pound or 5-6 small tomatoes) can be used instead.
  • Black Beans: One 15-ounce can of black beans, or about 1 ½ cups of cooked beans, adds a creamy texture, earthy flavor, and a significant protein and fiber boost. Always drain and rinse canned beans thoroughly before adding them to the slow cooker to remove excess sodium and any canning liquid.
  • Chicken Broth: The foundation of our soup, chicken broth, carries and develops the flavors. Opt for a low-sodium brand to maintain control over the overall saltiness of your dish. This allows you to season to taste later.
  • Onion: Diced onion infuses the soup with a foundational savory sweetness. Dicing it finely ensures it cooks down completely and integrates seamlessly into the soup, making each spoonful easy to enjoy.
  • Fajita Seasoning: This spice blend is key to the soup’s Tex-Mex character. While you can purchase a high-quality blend, making your own at home allows for ultimate customization of flavor and heat level. Our homemade recipe is provided below for your convenience.

To further enhance the nutritional profile and flavor, consider adding more vegetables. Mushrooms, bell peppers (red, green, or yellow), celery, and carrots are all fantastic additions that complement the existing flavors beautifully. Simply chop them and add them to the slow cooker along with the other ingredients.

The Essential Step: Rinsing Quinoa

A crucial step for preparing quinoa, often overlooked, is rinsing. Unless your package explicitly states that it has been pre-rinsed, you absolutely must rinse quinoa before cooking. This is because quinoa seeds are naturally coated with a bitter compound called saponin. If not removed, saponin can impart an unpleasant soapy or bitter taste to your final dish, completely detracting from the delicious flavors you’re working to achieve. Fortunately, this is an incredibly simple fix.

To properly rinse quinoa, place the desired amount into a fine-mesh sieve. Hold the sieve under cold running water, rinsing for about 1-2 minutes, or until the water runs clear. You might notice a slight sudsing initially; this is the saponin washing away. Once the water is clear, your quinoa is ready to be added to the slow cooker, ensuring your soup will be smooth, delicious, and free from any unwanted bitterness.

Uncooked quinoa on two wooden spoons.

Craft Your Own Fajita Seasoning Blend

While store-bought fajita seasoning is convenient, crafting your own blend offers superior freshness, allows you to control the quality of ingredients, and lets you fine-tune the flavor profile to your exact preferences. For instance, if you love a spicier kick, simply increase the cayenne pepper. If you’re managing sugar intake, a sugar substitute can be used to achieve that hint of sweetness without the added carbs. Making it yourself ensures there are no unwanted additives or excessive sodium.

Mix the following spices together in a small bowl until well combined. This recipe yields approximately 1 ½ Tablespoons, enough for this soup and easily scalable for future use:

  • 1 teaspoon chili powder
  • ½ teaspoon paprika
  • ¼ teaspoon cumin
  • ¼ teaspoon garlic powder
  • ¼ teaspoon onion powder
  • ½ teaspoon oregano
  • ½ teaspoon salt
  • â…› teaspoon cayenne pepper (optional, for heat)
  • ½ teaspoon sugar substitute (optional, for a keto-friendly option or balanced flavor)

Simple Steps for a Delicious Slow Cooker Meal

One of the greatest joys of making this Chicken Quinoa Soup is how incredibly simple the cooking process is. Your slow cooker truly does all the heavy lifting, allowing the flavors to meld and deepen over several hours. Follow these straightforward steps to create a magical meal:

  1. Layer the Ingredients: Begin by placing the chicken breasts at the bottom of your slow cooker. If you’re using whole chicken breasts, they will cook perfectly and can be shredded later. For easier serving and to eliminate the need for shredding at the end, consider cutting your chicken into strips or using tenderloins from the start.
  2. Add Remaining Components: Once the chicken is in place, add the rinsed quinoa, diced tomatoes (canned or fresh), drained and rinsed black beans, low-sodium chicken broth, diced onion, and your chosen fajita seasoning blend. Give all the ingredients a good stir to ensure they are well combined and the spices are evenly distributed throughout the liquid.
  3. Slow Cook to Perfection: Secure the lid on your slow cooker. Cook on the “Low” setting for 5-6 hours, or on the “High” setting for 3-4 hours. Cooking times can vary slightly depending on your specific appliance, so keep an eye on the chicken to ensure it’s cooked through and tender.
  4. Shred and Serve (if needed): If you started with whole chicken breasts, once they are cooked through and fork-tender, you can easily shred them. This can be done directly in the slow cooker using two forks, or you can remove the chicken to a cutting board, shred it, and then return it to the soup. Stir the shredded chicken back into the soup, ensuring it’s fully incorporated.
Chicken Soup with Quinoa in a Slow Cooker.

Elevate Your Soup with Delicious Toppings

The beauty of this slow cooker chicken taco quinoa soup lies not only in its rich flavors but also in the opportunity for customization. Whether you’re hosting a casual gathering or simply enjoying a cozy family dinner, setting out a spread of toppings allows each person to tailor their bowl to their exact liking. These additions introduce varying textures, temperatures, and flavor notes that perfectly complement the savory soup:

  • Creamy Dollops: A generous dollop of sour cream or Greek yogurt adds a cooling creaminess that beautifully contrasts the soup’s warmth and spice.
  • Fresh Avocado: Diced avocado brings a buttery, rich texture and healthy fats, adding another layer of creaminess and freshness. Alternatively, a scoop of our 4-ingredient homemade guacamole offers an extra burst of flavor.
  • Shredded Cheese: A sprinkle of shredded Colby-Jack, Monterey Jack, or crumbly Cotija cheese melts into the warm soup, adding a salty, cheesy goodness.
  • Sweet Corn Kernels: Fresh or frozen corn kernels add a pop of natural sweetness and vibrant color. If using corn on the cob, try our simple method for microwaving corn in the husk for quick, perfectly cooked kernels.
  • Crunchy Elements: Crushed tortilla chips, especially homemade low-carb tortilla chips, provide a satisfying crunch that mimics the experience of enjoying a plate of nachos.
  • Fresh Herbs: A generous sprinkle of fresh cilantro brightens the entire dish with its distinct, herbaceous flavor.
  • Zesty Finish: A final squeeze of fresh lime juice over the top cuts through the richness, adding a vital zing that ties all the flavors together.

Beyond these toppings, consider serving your soup with a side of warm cornbread, a fresh green salad, or a crusty baguette to soak up every last drop of the delicious broth. This soup is truly a complete and satisfying meal on its own, but these accompaniments can elevate the dining experience further.

Crock-pot chicken quinoa taco soap in bowl with toppings behind it.

Storage, Reheating, & Meal Prep Tips

This Slow Cooker Chicken Quinoa Soup is a fantastic make-ahead meal, perfect for meal prepping and enjoying throughout the week or saving for a busy day. Proper storage ensures its deliciousness and safety:

  • Refrigerator Storage: Allow any leftover soup to cool completely before transferring it to an airtight container. Store it in the refrigerator for approximately 3-5 days. The flavors often deepen overnight, making it even more delicious the next day.
  • Freezer Storage: For longer storage, this soup freezes beautifully. Transfer cooled leftovers to a leak-proof container or heavy-duty freezer bag, ensuring any excess air is removed to prevent freezer burn. It’s best enjoyed within 2-3 months for optimal quality and flavor. Label with the date for easy tracking.
  • Reheating Instructions:
    • Stovetop: For defrosted or refrigerated leftovers, gently warm the soup on the stovetop over low heat, stirring occasionally until heated through. If the soup has thickened considerably (which quinoa is prone to do), add a little extra chicken broth or water to achieve your desired consistency.
    • Microwave: Alternatively, you can reheat individual portions in the microwave. Cover the bowl loosely and heat in 1-2 minute intervals, stirring in between, until piping hot.
  • Freezer Meal Prep (Raw Ingredients): You can even prepare this as a freezer meal for ultimate convenience. Combine all the raw ingredients (chicken, rinsed quinoa, diced tomatoes, black beans, onion, and fajita seasoning) in a freezer-safe plastic bag. Seal the bag tightly, removing as much air as possible, and store it in the freezer for up to 3 months. When you’re ready to cook, simply defrost the bag in the refrigerator overnight. The next day, add the defrosted contents to your slow cooker along with the chicken broth, and cook as you usually would. This method saves significant time on busy cooking days!

TIP: Quinoa will continue to absorb liquid from the soup as it sits, especially overnight in the refrigerator. If you find your leftovers are much thicker than you prefer, simply stir in a splash of extra chicken broth or water while reheating to thin it back to your desired consistency.

Explore More Delicious Soup Creations

If you’re a fan of comforting, flavorful, and easy-to-make soups, you’ll love exploring these other fantastic recipes from our collection:

  • Easy Chicken Tortilla Soup Recipe (with Hominy)
  • Black Bean Quinoa Soup – Simple Recipe!
  • Shrimp Tortilla Soup – Ready in 30 Minutes!

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📋 Slow Cooker Chicken Quinoa Soup Recipe

Slow Cooker Chicken Quinoa Soup

This slow cooker chicken quinoa soup is an easy, taco-inspired recipe that takes minutes to prepare. It’s a healthy, protein-packed meal that’s perfect for family dinners and entertaining.

Slow cooker chicken quinoa soup in a bowl.

Prep Time: 10 minutes

Cook Time: 4-6 hours

Total Time: 4 hours 10 minutes – 6 hours 10 minutes

Servings: 6 servings

Author: Marjory Pilley

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Equipment

  • Programmable Slow Cooker

Ingredients

  • 1 pound chicken breasts (cut into strips for easier serving, or use whole breasts and shred later)
  • ½ cup quinoa (rinsed thoroughly if not pre-rinsed)
  • 14.5 ounces diced tomatoes (1 can; or 2 cups of fresh, chopped tomatoes)
  • 15 ounces black beans (1 can; drained and rinsed)
  • 4 cups chicken broth (low salt recommended)
  • 1 cup onion (diced)
  • 1 Tablespoon Fajita Seasoning (see homemade blend in notes below)

Instructions

  1. Add all of the ingredients (chicken, quinoa, tomatoes, black beans, chicken broth, onion, and fajita seasoning) to a slow cooker and stir well to combine.
  2. Cover and cook on high for 3-4 hours or on low for 5-6 hours, until chicken is cooked through and quinoa is tender.
  3. If using whole chicken breasts, remove, shred with two forks, and return to the soup.
  4. Serve hot with your favorite optional toppings like fresh cilantro, shredded cheese, a dollop of sour cream or Greek yogurt, and diced avocado.

Notes

Homemade Fajita Seasoning Blend:

Mix the following spices together in a small bowl. This blend yields about 1 ½ Tablespoons.

  • 1 teaspoon chili powder
  • ½ teaspoon paprika
  • ¼ teaspoon cumin
  • ¼ teaspoon garlic powder
  • ¼ teaspoon onion powder
  • ½ teaspoon oregano
  • ½ teaspoon salt
  • â…› teaspoon cayenne pepper (optional, for added heat)
  • ½ teaspoon sugar substitute (optional, for a balanced flavor or keto-friendly version)

Storage, Reheating, & Freezing Tips:

  • Refrigerator: Store leftover soup in an airtight container in the refrigerator for about 3-5 days.
  • Freezer: Store leftovers in a leak-proof container or freezer bag with excess air removed. Best enjoyed within 2-3 months.
  • Reheat: Warm defrosted or refrigerated leftovers on the stovetop over low heat, stirring until heated through. Alternatively, cover and heat in the microwave for several minutes.
  • Freezer Meal: Add the raw ingredients (chicken, quinoa, tomatoes, black beans, onion, fajita seasoning), except for the broth, to a freezer-safe plastic bag. Seal tightly, remove excess air, and store in the freezer for up to 3 months. Label it! Defrost in the refrigerator overnight, then add broth and cook as usual.

Additional Tips:

  • If your soup is too thick the next day (due to quinoa absorbing liquid), simply add a little extra broth or water when reheating to thin it out to your preferred consistency.
  • Adjust the amount of fajita seasoning to suit your spice preference.

Nutrition Information

(Nutritional values are estimates and may vary based on specific ingredients and preparation methods.)

Calories: 280 kcal | Carbohydrates: 33g | Protein: 28g | Fat: 4g | Saturated Fat: 1g | Polyunsaturated Fat: 1g | Monounsaturated Fat: 1g | Trans Fat: 0.01g | Cholesterol: 48mg | Sodium: 269mg | Potassium: 914mg | Fiber: 8g | Sugar: 3g | Vitamin A: 149IU | Vitamin C: 9mg | Calcium: 63mg | Iron: 3mg

Nutritional and Food Safety Disclaimer

This recipe was originally published on 5/15/18 and has been updated to improve the reader experience, enhance SEO, and provide more comprehensive details.