Creamy Chicken and Broccoli Casserole in One Pan Tips, FAQ & printable recipe

Tips for success

For an exceptionally rich flavor profile, consider adding a pinch of freshly grated nutmeg or a splash of chicken broth to your creamy sauce before drizzling it over the casserole. Nutmeg enhances the dairy notes in the cream, adding a subtle warmth that elevates the entire dish.

Additionally, ensure your broccoli is cut into small, uniform florets so that they cook at the same rate as the chicken, preventing any large, raw pieces of vegetable in your finished bake.

If you prefer a crispy texture on top of your casserole, you can mix a half cup of panko breadcrumbs with a tablespoon of melted butter and sprinkle it over the cheese layer before broiling.

This creates a delightful contrast between the crunchy breadcrumbs, the molten cheese, and the tender chicken and broccoli underneath. Always allow the casserole to rest for a full five minutes after removing it from the oven to let the hot cream sauce set slightly before serving.

Variations

• Spicy Cajun Chicken Casserole: Swap the standard seasonings for a bold Cajun spice blend on the chicken, and add a pinch of cayenne pepper to the cream sauce for a fiery kick.
• Bacon and Cheddar Casserole: Stir half a cup of cooked, crumbled bacon into the chicken and broccoli mixture before baking to add a smoky, savory crunch to every bite.
• Garlic Parmesan Chicken Casserole: Add minced garlic to the skillet while searing the chicken, and mix grated Parmesan cheese into the heavy cream sauce for a rich, nutty depth.

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 baking pan with foil and warm in a 350°F (175°C) oven for 15 minutes.

Allow any leftover casserole to cool completely at room temperature for no more than two hours to ensure food safety. Transfer the leftovers to an airtight container and store them in the refrigerator. The cooked chicken, broccoli, and cream sauce will keep well, maintaining their flavor and texture, for up to three to four days when properly sealed and chilled.

This casserole is an excellent candidate for meal prep and can be assembled ahead of time. Prepare the chicken, broccoli, and cream sauce, assemble them in the foil pan, and cover tightly with plastic wrap or aluminum foil.

Store the unbaked casserole in the refrigerator for up to twenty-four hours. When ready to eat, remove the cover, add the cheese, and broil as directed, adding a few minutes if the ingredients are cold from the fridge.

Serving ideas

Serve this rich and comforting casserole hot, straight from the baking pan, to preserve the spectacular, stretchy cheese pull. It makes a complete, satisfying meal on its own, but it pairs beautifully with a simple side salad dressed with a light vinaigrette to cut through the richness of the cream sauce.

For a heartier meal, serve it over a bed of fluffy white rice, quinoa, or buttered egg noodles to soak up every drop of the delicious sauce.

For a rustic presentation, place the foil baking tray directly on a wooden trivet or cutting board in the center of the table, allowing guests to scoop out their own portions. Garnish the top with a sprinkle of freshly cracked black pepper or a pinch of red pepper flakes for those who enjoy a hint of heat. Provide a large, sturdy serving spoon to ensure everyone gets a perfect mix of juicy chicken, tender broccoli, and molten cheese.

Frequently asked questions

Recipe card

Creamy Chicken and Broccoli Casserole in One Pan

Prep 15 minCook 25 minRest 5 minTotal 45 minServes 4

Ingredients

• 1 1/2 lb chicken slices
• 1 tbsp seasonings
• 4 cups fresh broccoli, cut into florets
• 1 cup creamy sauce (store-bought or made ahead)
• 1 1/2 cups cheese, shredded

Instructions

1. Toss the chicken slices with the seasonings in a bowl until they are evenly coated.
2. Heat a large skillet over medium-high heat. Add the seasoned chicken slices in a single layer and sear for five to six minutes, turning occasionally, until they are beautifully browned and cooked through. Ensure the internal temperature of the poultry reaches 165°F (74°C) using a digital thermometer.
3. Place the fresh broccoli florets and the seared chicken slices evenly into a foil tray.
4. Drizzle the creamy sauce evenly over the fresh broccoli and chicken slices in the foil tray, ensuring everything is well coated.
5. Scatter the cheese evenly over the top of the casserole. Place the foil tray under the preheated broiler and broil for three to five minutes until the cheese is bubbling, molten, and beautifully speckled with golden-brown spots. Remove from the oven and let rest for five minutes before serving.

Contains: milk

Estimated nutrition per serving

Calories

800

Protein

57.3 g

Carbohydrates

10.3 g

Fat

59.5 g

Fiber

2.5 g

Sugar

3.2 g

Sodium

980 mg

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