If you’re looking for ultimate comfort food that requires minimal fuss but delivers maximum flavor, this Easy Slow Cooker Chicken and Mushroom Soup Recipe will become your absolute favorite. Imagine tender chunks of chicken simmering alongside earthy mushrooms, sweet carrots, and fresh herbs, all melded together with creamy richness and a touch of spinach for a pop of color. This soup is the perfect blend of hearty, wholesome, and soothing — ideal for cozy nights or when you just want a nourishing meal waiting for you at the end of a busy day.

Ingredients You’ll Need
These ingredients are simple pantry staples and fresh essentials that come together beautifully in this dish. Each component plays an important role, whether adding texture, flavor, or that lovely creamy finish that makes this soup so irresistible.
- 500g chicken breast, chopped into chunks: Provides tender, lean protein that soaks up all the aromatic flavors as it cooks.
- 250g chestnut mushrooms, quartered: Adds a deep, earthy taste and meaty texture that complements the chicken perfectly.
- 2 carrots, diced: Brings natural sweetness and a pleasant bite to the soup.
- 2 celery stalks, chopped: Offers a subtle crunch and classic soup flavor base.
- 1 onion, chopped: Builds a savory foundation with its aromatic qualities.
- 2 garlic cloves, minced: Infuses the dish with fragrant warmth and depth.
- 1 tsp fresh thyme: Adds a delicate herbal note that brightens the soup.
- 1 tsp fresh rosemary, chopped: Provides a pine-like fragrance and robust flavor.
- 100g basmati rice, rinsed: Creates a comforting, filling texture that absorbs the rich broth.
- 2 handfuls baby spinach: Introduces a fresh, vibrant green and subtle earthiness.
- 1 liter chicken stock (made from a cube + boiling water): The heart of the soup, giving it warmth and depth of flavor.
- 150ml single cream (or heavy cream): Makes the soup luxuriously smooth and creamy without overpowering the other ingredients.
- 1 tbsp olive oil (for searing chicken): Helps develop a golden crust on the chicken for added flavor.
- 1 tbsp olive oil (for mushrooms): Ensures the mushrooms sauté to perfection with a nice caramelization.
- 1 tbsp butter: Adds richness and enhances the mushroom flavor after sautéing.
How to Make Easy Slow Cooker Chicken and Mushroom Soup Recipe
Step 1: Sear the Chicken
Start by heating 1 tablespoon of olive oil in a pan over medium-high heat. Add the chopped chicken breast pieces and sear them until they develop a beautiful golden crust on all sides. This step locks in the chicken’s juices and adds a depth of flavor that’s essential for a truly tasty soup. Once browned, set the chicken aside while you prepare the slow cooker.
Step 2: Combine Ingredients in Slow Cooker
Place the seared chicken into your slow cooker along with diced carrots, chopped celery, onion, minced garlic, rinsed basmati rice, fresh thyme, and the chicken stock. Each vegetable adds layers of sweetness and aromatics, while the rice will absorb all those lovely savory juices as it cooks. Stir everything gently to combine.
Step 3: Cook the Soup
Set your slow cooker to high for 3 hours or low for 5 hours, depending on your schedule. The longer cook time allows the rice to become tender and the chicken to fully soak in the herb-infused stock. By the end of this step, your kitchen will start to fill with an utterly inviting aroma that’s hard to resist.
Step 4: Stir in Cream and Spinach
Once the chicken and rice are perfectly tender, stir in the single cream and baby spinach. The cream enriches the broth for a smooth, velvety texture, while the spinach wilts gently, adding fresh color and a light earthy flavor. Cover the slow cooker and let it sit for about 10 minutes to allow the spinach to soften luxuriously.
Step 5: Sauté Mushrooms Separately
While the soup is resting, heat 1 tablespoon of olive oil in a skillet over high heat. Add the quartered chestnut mushrooms and sauté them until they’re golden brown and slightly crisp around the edges. Toss in the butter and chopped rosemary, cooking until the butter melts and the mushrooms carry that irresistible herby aroma. This step ensures the mushrooms maintain a perfect texture that contrasts beautifully with the soup.
Step 6: Combine and Serve
Finally, transfer the sautéed mushrooms and melted butter mixture into the slow cooker. Stir gently to incorporate all those rich flavors. Your Easy Slow Cooker Chicken and Mushroom Soup Recipe is now ready to serve hot. Pair it with crusty bread for dunking, and get ready to savor every comforting spoonful.
How to Serve Easy Slow Cooker Chicken and Mushroom Soup Recipe

Garnishes
Add a little extra love on top with freshly chopped parsley or a sprinkle of cracked black pepper. A swirl of cream or a dash of grated Parmesan can also elevate the soup’s flavor and presentation beautifully. These simple touches will impress guests and make your serving look as delightful as it tastes.
Side Dishes
This soup stands wonderfully on its own but pairs exceptionally well with crusty artisan bread, garlic toast, or even a fresh green salad. The bread is perfect for mopping up every drop of the creamy broth, while crisp salad greens provide a refreshing balance.
Creative Ways to Present
For a cozy family meal or a dinner party, consider serving the soup in individual crock bowls or rustic ceramic mugs. Top each bowl with a roasted mushroom fan or a sprig of fresh rosemary for that elegant restaurant touch that feels utterly homey.
Make Ahead and Storage
Storing Leftovers
This Easy Slow Cooker Chicken and Mushroom Soup Recipe keeps beautifully in the refrigerator for up to 3 days. Store it in airtight containers to preserve freshness, and you’ll have a nourishing meal ready to reheat when you need a quick pick-me-up.
Freezing
You can freeze leftover soup for up to 2 months without any loss of flavor or texture. Leave out the spinach when freezing and add fresh spinach when reheating to keep that vibrant green pop and fresh taste. Portion into freezer-friendly containers and label for easy access on busy days.
Reheating
Reheat this soup gently on the stovetop over medium-low heat or in the microwave. Stir occasionally to warm it evenly and add a splash of chicken stock or water if it thickens too much. Add the spinach during reheating if using frozen soup, allowing it to wilt perfectly.
FAQs
Can I use other types of mushrooms?
Absolutely! While chestnut mushrooms offer a lovely earthy flavor, cremini, button, or even wild mushrooms like shiitake can be swapped in to add your favorite twist to the soup.
Is it possible to make this soup without cream?
Yes, you can skip the cream for a lighter version. Try using coconut milk or unsweetened almond milk for a dairy-free alternative that still adds creaminess.
Can I prepare this recipe without a slow cooker?
Yes, this soup can be made on the stovetop. Simmer all ingredients except mushrooms, spinach, and cream in a large pot for about 45 minutes, then proceed with sautéing mushrooms and adding spinach and cream as directed.
How thick should the soup be?
It should be hearty but pourable, with the rice soft but not mushy. If it’s too thick after cooking, simply stir in a little extra chicken stock or water to reach your preferred consistency.
Can I use frozen chicken?
For best results, use thawed chicken breasts to ensure even cooking. If using frozen, add extra cooking time and check the chicken is fully cooked before stirring in cream and spinach.
Final Thoughts
This Easy Slow Cooker Chicken and Mushroom Soup Recipe is truly a game changer when you want a wholesome meal without standing over the stove for hours. It’s a perfect blend of simplicity and comfort, with fresh ingredients and homemade feels that nourish both body and soul. Give it a try on your next cozy night in — your taste buds will thank you.
Print
Easy Slow Cooker Chicken and Mushroom Soup Recipe
- Prep Time: 15 minutes
- Cook Time: 3 to 5 hours
- Total Time: 3 hours 15 minutes to 5 hours 15 minutes
- Yield: 6 servings
- Category: Soup
- Method: Slow Cooking
- Cuisine: British
Description
This easy slow cooker chicken and mushroom soup is a comforting and hearty meal perfect for any day. Tender chunks of chicken breast are slow-cooked with fresh vegetables, basmati rice, and fragrant herbs, then enriched with creamy single cream and sautéed chestnut mushrooms for a deliciously rich finish. It’s simple to prepare, requiring minimal hands-on time, making it an ideal recipe for busy households seeking a wholesome, homemade soup.
Ingredients
Chicken and Vegetables
- 500g chicken breast, chopped into chunks
- 2 carrots, diced
- 2 celery stalks, chopped
- 1 onion, chopped
- 2 garlic cloves, minced
- 1 tsp fresh thyme
- 1 tsp fresh rosemary, chopped
Mushrooms
- 250g chestnut mushrooms, quartered
- 1 tbsp olive oil (for mushrooms)
- 1 tbsp butter
- 1 tsp fresh rosemary, chopped (for mushrooms)
Soup Base and Other Ingredients
- 100g basmati rice, rinsed
- 2 handfuls baby spinach
- 1 liter chicken stock (made from a cube + boiling water)
- 150ml single cream (or heavy cream)
- 1 tbsp olive oil (for searing chicken)
Instructions
- Sear Chicken: Heat 1 tablespoon of olive oil in a pan over medium-high heat. Add the chicken chunks and sear them until golden brown on all sides. Remove from heat and set aside.
- Combine Ingredients in Slow Cooker: Place the seared chicken, diced carrots, chopped celery, chopped onion, minced garlic, rinsed basmati rice, fresh thyme, and chicken stock into the slow cooker.
- Slow Cook: Cover and cook on high for 3 hours or on low for 5 hours, until the chicken is cooked through and the rice is tender.
- Add Cream and Spinach: Stir in the single cream and baby spinach into the soup. Cover the slow cooker and let it sit for 10 minutes until the spinach wilts.
- Sauté Mushrooms: While the soup is resting, heat 1 tablespoon olive oil in a pan over high heat. Add the quartered mushrooms, then add butter and chopped rosemary. Cook, stirring occasionally, until the mushrooms are browned and caramelized.
- Combine and Serve: Stir the sautéed mushrooms and melted butter into the slow cooker soup. Serve hot, optionally with crusty bread on the side.
Notes
- You can substitute basmati rice with brown rice, but it will require longer cooking times.
- For a dairy-free version, replace single cream with coconut cream or omit it.
- Using fresh herbs enhances flavor, but dried thyme and rosemary can be substituted (use about half the quantity).
- Leftovers keep well refrigerated for up to 3 days and can be frozen for up to 2 months.
- Add a squeeze of lemon juice before serving for a bright flavor contrast.

