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Healthy slow cooker chicken and vegetable soup with shredded chicken, carrots, celery, potatoes, zucchini, and fresh herbs in a rustic bowl.

Healthy Slow Cooker Chicken and Vegetable Soup

A wholesome, comforting chicken and vegetable soup that's packed with lean protein, colorful vegetables, and fresh herbs. Made in the slow cooker with low-sodium broth, this soup is both nutritious and delicious—perfect for busy weeknights, meal prep, or when someone needs a nourishing bowl of comfort. The bone-in chicken creates a rich, flavorful broth while tender vegetables and bright finishing herbs make every spoonful satisfying.
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Prep Time 15 minutes
Cook Time 6 hours 30 minutes
Total Time 6 hours 45 minutes
Servings: 8 bowls
Course: Dinner, Lunch, Main Course, Soup
Cuisine: American, Comfort Food
Calories: 215
Ingredients Equipment Method Video Notes

Ingredients
  

  • For the Soup Base:
  • 2 lbs bone-in skinless chicken thighs
  • 6 cups low-sodium chicken broth
  • 2 cups water
  • 1 large yellow onion diced
  • 4 large carrots peeled and cut into 1/2-inch rounds
  • 4 stalks celery cut into 1/2-inch pieces
  • 3 cloves garlic minced
  • 2 bay leaves
  • 1 teaspoon dried thyme
  • 1/2 teaspoon dried oregano
  • 1/2 teaspoon black pepper
  • 1/4 teaspoon crushed red pepper flakes optional
  • For Adding Later:
  • 2 medium zucchini cut into 1/2-inch half-moons
  • 2 cups kale or spinach chopped, thick stems removed
  • 1 cup frozen or fresh peas
  • 1 lemon juiced (about 2 tablespoons)
  • 1/4 cup fresh parsley chopped
  • 2 tablespoons fresh dill chopped
  • 1/2 teaspoon salt or to taste

Equipment

  • 1 6-quart slow cooker An oval-shaped slow cooker works best for fitting chicken thighs in a single layer. A programmable model is ideal so it switches to "warm" automatically when done.
  • 1 Sharp Chef's Knife Essential for efficiently chopping all the vegetables. An 8-inch chef's knife works perfectly.
  • 1 Large Cutting Board You'll need plenty of space for prepping vegetables. Wood or plastic both work well.
  • 1 Measuring Cups and Spoons For accurate measurements of broth, water, and seasonings.
  • 1 Kitchen Tongs Makes it easy to remove chicken pieces from the hot soup for shredding without burning yourself.
  • 1 Ladle For serving the soup into bowls.
  • 1 Vegetable Peeler For peeling carrots. Optional if you prefer leaving skins on for extra nutrients.

Method
 

  1. Step 1: Layer Your Aromatics
  2. Add the diced onion, minced garlic, carrots, and celery to the bottom of your 6-quart slow cooker. This creates a flavorful bed for the chicken and ensures these vegetables get tender but not mushy. Sprinkle the dried thyme, oregano, black pepper, and red pepper flakes over the vegetables.
  3. Timing: 3 minutes
  4. Step 2: Add the Chicken
  5. Place the chicken thighs on top of the vegetables in a single layer if possible. Tuck in the bay leaves. The chicken doesn't need to be perfectly arranged—it'll all work out beautifully.
  6. Timing: 2 minutes
  7. Step 3: Pour in the Liquids
  8. Pour the low-sodium chicken broth and water over everything. The liquid should just about cover the chicken; if it doesn't quite, that's fine—the vegetables will release moisture as they cook. Resist the urge to add more liquid at this point. I learned this the hard way after making gallons of watery soup in my early days.
    Low-sodium chicken broth being poured over chicken and vegetables in a cooking pot.
  9. Timing: 1 minute
  10. Step 4: Set It and (Almost) Forget It
  11. Cover and cook on LOW for 6-8 hours or HIGH for 3-4 hours. I usually go with LOW—it gives you a bigger window and results in more tender chicken. The soup is ready when the chicken is falling off the bone and the carrots are tender when pierced with a fork.
  12. Pro tip: If you're home during cooking, give it a gentle stir once around the halfway mark. Not necessary, but it helps distribute flavors.
  13. Timing: 6-8 hours on LOW or 3-4 hours on HIGH
  14. Step 5: Shred the Chicken
  15. About 30 minutes before serving, use tongs to carefully remove the chicken pieces to a cutting board. Remove and discard the bones (they should slide right out), then shred or chop the chicken into bite-sized pieces. This is where using thighs really shines—the meat stays moist and shreds beautifully. Return the shredded chicken to the slow cooker.
  16. Timing: 5 minutes
  17. Step 6: Add the Delicate Vegetables
  18. Add the zucchini, kale (or spinach), and peas to the slow cooker. Stir everything together. Cover and cook on HIGH for another 20-30 minutes, just until the zucchini is tender and the greens are wilted. You want these vegetables to have some texture—nobody wants mushy zucchini.
  19. Timing: 20-30 minutes on HIGH
  20. Step 7: Finish with Fresh Flavors
  21. Remove the bay leaves. Stir in the lemon juice, fresh parsley, and dill. This is your flavor game-changer—the bright, fresh notes wake up everything that's been slowly simmering. Now taste your soup and add salt as needed. Start with ½ teaspoon and add more to your preference. Because we used low-sodium broth, you have complete control here.
  22. Timing: 2 minutes
  23. Step 8: Serve and Enjoy
  24. Ladle the soup into bowls. I love serving this with a piece of crusty whole-grain bread or over a small scoop of brown rice for a heartier meal. David always adds extra black pepper; Emma likes hers with extra lemon squeezed on top.

Video

Notes

Nutrition Facts

Per Serving (1 bowl, about 2 cups):
Calories: 215 kcal
Total Calories for Entire Recipe (8 servings):
215 kcal × 8 servings = 1,720 kcal total
Additional Nutrition Information (if available in premium version):
  • Protein: 25g
  • Carbohydrates: 14g
  • Dietary Fiber: 4g
  • Sugars: 6g
  • Total Fat: 6g
  • Saturated Fat: 1.5g
  • Cholesterol: 85mg
  • Sodium: 320mg
  • Potassium: 680mg
  • Vitamin A: 180% DV
  • Vitamin C: 45% DV
  • Calcium: 8% DV
  • Iron: 15% DV