Slow Cooker Mediterranean Chicken Soup Recipe (Antioxidant-Rich & Meal Prep Friendly)

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This slow cooker Mediterranean Chicken Soup recipe is a great warmer-weather meal that cooks itself without heating up the kitchen. It’s great for anyone who loves soup year-round and wants a hearty, tasty meal that will actually fill you up and keep you that way. Plus, it’s a multi-season soup. It’s great in the colder months too!

Overhead focus. A white mug filled with Mediterranean Chicken Soup sitting on a wood surface.

Love slow cooker recipes? I have a ton of them for you to try! Try making this Avgolemono Soup, my popular Butter Chicken, or my Slow Cooker Meatloaf.

If you ask people about eating soup in summer, you will get a very divided response. I did just that on Facebook recently, and I would say it was about a 50/50 split. You either love it or hate it. So, for those of you who love it, I hope you enjoy it! For those of you who hate soup in summer, tuck this away for a literal rainy day. It’s also perfect for fall and winter!

Why You’ll Love This Mediterranean Diet Crockpot Soup

  • Mediterranean-diet inspired: rich in olive oil, veggies, and herbs
  • Hands-off cooking in the slow cooker
  • Great for batch cooking, meal prep, or freezing
  • Naturally dairy-free, gluten-free, and low-glycemic

FAQs

Is This Soup Mediterranean Diet Approved?

It sure is! But it works for many different types of eating plans as well.

What Can I Use Instead Of Spinach If I Want Greens?

Try using chopped kale or chard. Any dark, leafy green will do well in this soup.

Can I Make This On The Stovetop?

Yes, you can. Simmer everything except the spinach for about 40 minutes, then stir in the greens in the last 1 minute (if using fresh greens) or 5 minutes (if using frozen greens)

A spoon lifts a bite of Mediterranean Chicken Soup from a mug.

What To Serve With Mediterranean Chicken Soup

Try some crusty garlic bread and a side salad with your favorite dressing.

Pro Recipe Tips For Mediterranean Chicken Soup

  • Use bone-in chicken for extra flavor, then remove bones when shredding.
  • Add a Parmesan rind for savory depth. (Discard before serving)
  • If you want to add grains, add ¼ cup quinoa during the last hour for a heartier soup

IMPORTANT RECIPE NOTE

My photos show a very full slow cooker. Do not do this! A slow cooker should never be more than ¾ of the way full in order to cook properly and avoid possible food safety issues. I ended up transferring this to a larger appliance to cook properly. My slow cooker is very small here in Spain. I overestimated what I thought I could cook in it. Please do not do as I did. Use a slow cooker that is at least 5-6 quarts in size.

Also note: I have a very hard time finding diced tomatoes here in Spain. I used crushed tomatoes here, which worked well. But I would have preferred diced tomatoes, so I put that in the recipe. You can use either one.

What You’ll Need To Make Mediterranean Chicken Soup

  • Boneless, skinless chicken breasts – You can use bone-in if you prefer.
  • Canned diced tomatoes – No sugar added.
  • Canned chickpeas – No sugar added.
  • Chicken stock – Or broth. No sugar added.
  • Zucchini
  • Red bell pepper
  • Dried onion granules – Or onion powder.
  • Dried oregano
  • Ground cumin
  • Fresh or frozen spinach – Optional
  • Salt & pepper – To taste.

How To Make Mediterranean Chicken Soup In A Slow Cooker

Chopped veggies on a cutting board for Mediterranean Chicken Soup.

Chop your veggies.

Raw chicken breasts in a slow cooker crock.
Crushed tomatoes added to a slow cooker crock.

You’ll want to layer your ingredients in the following order:

The chicken goes in first, then the diced or crushed tomatoes.

Chickpeas added to a slow cooker crock.
Broth added to a slow cooker crock.

Then add the chickpeas and the broth.

Chopped veggies added to a slow cooker crock.
Spices added to a slow cooker crock.

Lastly, add the veggies & spices, and stir.

A lid placed on a full slow cooker crock.
The finished Mediterranean Chicken Soup in a slow cooker crock.

Secure the lid on the crock and turn the heat to low for 4-6 hours. Shred the chicken when done.

Overhead focus. A white mug on a wood surface filled with Mediterranean Chicken Soup.

Season with salt and pepper, and serve.

Storing Mediterranean Chicken Soup

Store in airtight, glass containers in the fridge up to 3 days.

Freezing

Freeze in 1-cup or 2-cup portions for quick meals.

Reheating

Best reheated gently on stovetop or microwave at 70% power

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Overhead focus. A white mug filled with Mediterranean Chicken Soup sitting on a wood surface.

Slow Cooker Mediterranean Chicken Soup Recipe (Antioxidant-Rich & Meal Prep Friendly)

Delicious chicken soup that works for summer or winter.
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Course: Main Course
Cuisine: Mediterranean
Prep Time: 15 minutes
Cook Time: 6 hours
Total Time: 6 hours 15 minutes
Servings: 15 servings
Calories: 133kcal

Equipment

  • 1 Slow Cooker (5-6 quarts minimum)

Ingredients

  • 2.5 lbs. boneless, skinless, chicken breasts (4 medium to large breasts)
  • 14 oz. can diced tomatoes (no sugar added)
  • 14 oz. can chickpeas (no sugar added, drained and rinsed)
  • 4 cups chicken stock (or broth)
  • 1 medium zucchini (quartered and sliced into half-inch slices)
  • 1 medium red bell pepper (cut to about the same size as the zucchini)
  • 2 tsp. onion granules (or onion powder)
  • 2 tsp. dried oregano
  • 1 tsp. ground cumin
  • 1 cup frozen spinach (or 2 cups fresh)
  • salt and pepper (to taste at serving)

Instructions

  • Chop your veggies.
    Chopped veggies on a cutting board for Mediterranean Chicken Soup.
  • You'll want to layer your ingredients in the following order: The chicken goes in first, then the diced or crushed tomatoes.
    Crushed tomatoes added to a slow cooker crock.
  • Then add the chickpeas and the broth.
    Broth added to a slow cooker crock.
  • Lastly, add the veggies & spices, and stir.
    Spices added to a slow cooker crock.
  • Secure the lid on the crock and turn the heat to low for 4-6 hours. Shred the chicken when done.
    The finished Mediterranean Chicken Soup in a slow cooker crock.
  • Season with salt and pepper, and serve.
    Overhead focus. A white mug on a wood surface filled with Mediterranean Chicken Soup.

Notes

Please note that the nutrition data given here is a ballpark figure. Exact data is not possible.

Nutrition

Serving: 1cup | Calories: 133kcal | Carbohydrates: 7g | Protein: 20g | Fat: 3g | Saturated Fat: 1g | Polyunsaturated Fat: 1g | Monounsaturated Fat: 1g | Trans Fat: 0.01g | Cholesterol: 48mg | Sodium: 228mg | Potassium: 517mg | Fiber: 2g | Sugar: 1g | Vitamin A: 1558IU | Vitamin C: 17mg | Calcium: 46mg | Iron: 1mg

Recipe from the Gracious Pantry® archives, originally posted on 6-22-2025.

Author: Tiffany McCauley

Title: Food and Travel Journalist

Expertise: Food, cooking, travel

Bio:

Tiffany McCauley is a nationally syndicated writer and an award-winning cookbook author and food blogger. She has been featured on MSN, Huffington Post, Country Living Magazine, HealthLine, Redbook, and many more. Her food specialty is healthy comfort food recipes.

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2 Comments

  1. Jessica C. says:

    Sounds delicious! But since it’s so hot right now, I’m wondering if it’s good chilled! Also, I’m confused… Under why you’ll love this soup, it says “no tomatoes” but then it has tomatoes in it. Did you mean to say no something else?

    1. Jessica C – Yes, this would be tasty served cold. But that could come down to personal preference too. Sorry for the no-tomatoes thing. That was a mistake from the recipe planning stage. It’s gone now. I hope you enjoy the soup!