Easy Crockpot Chicken and Squash Casserole Tips, FAQ & printable recipe

Tips for success

If you prefer a more vibrant flavor, add a pinch of dried thyme or oregano alongside the garlic powder. These herbs complement the squash and chicken beautifully without overpowering the creamy base.

For those who enjoy a bit of heat, a dash of red pepper flakes can be added during the seasoning step. Remember that the slow cooker concentrates flavors, so start with a small amount of seasoning and adjust to your preference.

The key to a successful casserole is maintaining the integrity of the squash. If you find your slow cooker runs particularly hot, check the dish about 30 minutes before the end of the cooking time to ensure the squash is not becoming too soft.

If you are using a larger or smaller slow cooker than the standard size, you may need to adjust the cooking time slightly, but always prioritize the internal temperature of the chicken as the primary indicator of doneness.

Variations

• Herb-Infused Version: Add one teaspoon of dried thyme and half a teaspoon of dried rosemary during the seasoning step for a more aromatic and earthy flavor profile that pairs wonderfully with the squash.
• Spicy Kick Variation: Incorporate half a teaspoon of crushed red pepper flakes or a small amount of diced jalapeño into the vegetable layer to add a subtle heat that cuts through the rich cheese sauce.

Storage and make-ahead

Fridge

Store in an airtight container for up to 3 days.

Freezer

Freezing is not recommended as the squash and cream sauce may separate and become watery upon thawing.

Reheat

Reheat in a microwave-safe dish on medium power, stirring occasionally until heated through to 165°F (74°C).

Allow any leftovers to cool completely at room temperature, but for no longer than two hours. Once cooled, transfer the casserole into an airtight container. It will keep well in the refrigerator for up to three days. When storing, try to keep the squash and chicken submerged in as much of the sauce as possible to prevent the meat from drying out when reheated.

You can prepare the ingredients ahead of time by chopping the chicken and squash and storing them in separate airtight containers in the refrigerator for up to 24 hours.

When you are ready to cook, simply layer them into the slow cooker according to the instructions. This preparation step makes assembling the meal in the morning or just before dinner quick and efficient, saving you significant time during the busy part of the day.

Serving ideas

Serve this casserole hot, straight from the slow cooker, to ensure the sauce remains creamy and the squash stays at its best texture.

It is a hearty dish that pairs excellently with a side of steamed rice or a crusty piece of bread, which helps to soak up the delicious cheese sauce. If you are serving this for a family dinner, place the slow cooker on a heat-safe trivet on the table for easy, self-serve access.

Because the dish is quite rich, it pairs well with a light, crisp side salad dressed with a simple vinaigrette. The acidity of the salad dressing cuts through the creaminess of the casserole, providing a balanced dining experience. You can also garnish the plates with a little fresh parsley if you have it on hand, which adds a pop of color and a touch of freshness to the warm, comforting meal.

Frequently asked questions

Recipe card

Easy Crockpot Chicken and Squash Casserole

Prep 10 minCook 4 hRest 5 minTotal 4 h 15 minServes 4

Ingredients

• 1 1/2 lb chicken breast, cut into bite-size pieces
• 2 cups yellow squash, sliced into rounds
• 1/2 cup onion, diced
• 1 tsp garlic powder
• 1/2 tsp black pepper
• 1 can (10.5 oz) cream of chicken soup
• 1 cup shredded cheddar cheese

Instructions

1. Place the bite-size chicken breast pieces into the bottom of the slow cooker insert. Layer the sliced yellow squash and diced onion evenly over the chicken.
2. Sprinkle the garlic powder and black pepper over the squash and onion layer. In a separate bowl, mix the cream of chicken soup and shredded cheddar cheese together, then spoon the mixture over the vegetables.
3. Cover the slow cooker and cook on low for 4 hours. Ensure the chicken reaches an internal temperature of 165°F (74°C). Let the dish rest for 5 minutes before serving to allow the sauce to thicken.

Contains: gluten, milk

Estimated nutrition per serving

Calories

380

Protein

32 g

Carbohydrates

12 g

Fat

22 g

Fiber

2.5 g

Sugar

4 g

Sodium

750 mg

Automatic estimate from the ingredient list, not laboratory-verified.