Easy Cheesy Chicken and Rice Casserole with Peas Tips, FAQ & printable recipe

Tips for success

To elevate the flavor of this casserole even further, consider seasoning the sour cream and chicken broth mixture with a pinch of garlic powder, onion powder, or smoked paprika before mixing in the other ingredients.

These simple spices add a wonderful depth of flavor that complements the savory chicken and sharp cheddar cheese beautifully. Additionally, always make sure your frozen peas are slightly thawed or at least not clumped together in a giant ice block, as excess ice can introduce unwanted water into the casserole and thin out the creamy sauce.

If you prefer an extra crispy texture on top, you can toss a half cup of panko breadcrumbs with a tablespoon of melted butter and sprinkle them over the cheddar cheese layer before baking. This creates a delightful contrast between the crunchy breadcrumbs, the gooey melted cheese, and the creamy rice filling underneath.

Always let the casserole rest for at least five minutes after removing it from the oven; this brief cooling period allows the starches in the rice to settle and lock in the delicious juices.

Variations

• Broccoli Cheddar Casserole: Swap the frozen peas for small broccoli florets to create a classic broccoli cheddar chicken casserole that the whole family will enjoy.
• Spicy Pepper Jack Casserole: Replace the cheddar cheese with shredded pepper jack cheese and add a pinch of cayenne pepper to the sauce for a spicy kick.

Storage and make-ahead

Fridge

Store in an airtight container in the refrigerator for up to 3 to 4 days.

Freezer

Freeze in a freezer-safe container for up to 2 months; thaw in the fridge overnight before reheating.

Reheat

Reheat individual portions in the microwave, or cover the dish with foil and bake at 350°F (175°C) until hot.

To store leftovers, allow the casserole to cool completely at room temperature for no more than two hours to prevent any bacterial growth. Transfer the remaining portions into an airtight container, or cover the glass baking dish tightly with a layer of plastic wrap or aluminum foil.

Store the covered casserole in the refrigerator, where it will remain fresh and delicious for up to three to four days. This dish makes fantastic lunches the next day as the flavors continue to meld together.

This casserole is an excellent candidate for meal prep and can easily be assembled ahead of time. Simply follow the instructions to combine the ingredients and spread them into the baking dish, then cover the dish tightly with foil and store it in the refrigerator for up to twenty-four hours before baking. When you are ready to serve, bake the casserole directly from the fridge, adding an extra five to ten minutes to the baking time to ensure it heats completely through to the center.

Serving ideas

Serve this comforting cheesy chicken and rice casserole hot, straight from the glass baking dish, using a large serving spoon to capture the perfect cheese pull.

It functions beautifully as a complete, all-in-one meal, but it also pairs wonderfully with a simple, crisp green side salad tossed in a light vinaigrette to balance the richness of the creamy sauce and cheddar cheese. Steamed broccoli or roasted green beans also make excellent side dishes that complement the savory flavors of the casserole perfectly.

For a casual family dinner, place the baking dish directly on a trivet in the center of the dining table and let everyone scoop out their own generous portions. Accompany the meal with some warm, crusty bread or garlic knots to soak up any remaining creamy sauce on the plate. The vibrant green parsley garnish not only adds a fresh pop of color but also provides a clean, herbaceous note that cuts through the decadent cheese, making each bite feel balanced and incredibly satisfying.

Frequently asked questions

Recipe card

Easy Cheesy Chicken and Rice Casserole with Peas

Prep 10 minCook 25 minRest 5 minTotal 40 minServes 6

Ingredients

• 2 cups shredded cooked chicken
• 3 cups cooked white rice
• 1 cup frozen peas
• 1 cup sour cream
• 1/2 cup chicken broth
• 1 1/2 cups shredded cheddar cheese
• 2 tbsp fresh parsley, chopped

Instructions

1. Preheat the oven to 375°F (190°C) to ensure it reaches the proper temperature before baking. Lightly grease a 9x13-inch glass baking dish with cooking spray or butter to prevent the casserole from sticking during the baking process.
2. In a large mixing bowl, whisk together the sour cream and chicken broth until the mixture is completely smooth and fully combined. This liquid base will create the rich, creamy sauce that binds the chicken, rice, and peas together beautifully.
3. Add the pre-cooked shredded chicken, cooked white rice, and frozen peas to the mixing bowl. Stir the mixture gently with a wooden spoon or spatula until all the ingredients are evenly distributed and thoroughly coated in the creamy sauce.
4. Spread the chicken, rice, and pea mixture evenly into the prepared glass baking dish. Use the back of a spoon or spatula to smooth the surface, ensuring the casserole is level and fills the corners of the dish for even baking.
5. Sprinkle the shredded cheddar cheese evenly over the top of the casserole, covering the entire surface to create a thick, uniform layer that will melt into a beautiful golden crust in the oven.
6. Bake the casserole in the preheated oven for 20 to 25 minutes. Watch for the cheese to melt completely, turn a beautiful golden brown, and begin bubbling vigorously around the edges of the glass baking dish.
7. Remove the baking dish from the oven and place it on a heatproof surface. Sprinkle the chopped fresh parsley evenly over the hot, bubbling cheese layer. Let the casserole rest for 5 minutes before serving to allow the sauce to set.

Contains: milk

Estimated nutrition per serving

Calories

365

Protein

21.3 g

Carbohydrates

27.5 g

Fat

18.7 g

Fiber

1.8 g

Sugar

2.1 g

Sodium

450 mg

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