Chicken Pot Pie Casserole (Easy Weeknight Comfort Food)

Everything you love about a classic chicken pot pie, without rolling out a single crust. This Chicken Pot Pie Casserole is creamy, cozy and loaded with tender chicken, peas and carrots, then baked under a golden, flaky topping until it bubbles at the edges. It’s the kind of dinner that makes everyone wander into the kitchen asking when it’s ready.

Using a rotisserie chicken keeps the hands-on time to about 15 minutes, which makes it a real weeknight option. If your family loves comfort food, try this hearty crockpot cowboy soup or my best ever chicken noodle soup next.

Why You’ll Love This Pot Pie Casserole

• No pie crust to roll. Refrigerated biscuits or a sheet of puff pastry go right on top.
• Rich, from-scratch gravy. A quick butter-and-flour sauce beats canned soup every time.
• One dish feeds a crowd. A 9×13 pan serves 6 to 8 hungry people.
• Freezer friendly. Assemble it ahead and bake when you need it.

Ingredients You’ll Need

• Cooked chicken: Shredded rotisserie chicken is the easiest. Leftover turkey works great after Thanksgiving.
• Butter, onion, celery and garlic: The savory base that makes it taste like real pot pie.
• Flour: Thickens the filling into a silky gravy.
• Chicken broth and whole milk: Broth brings flavor, milk makes it creamy. Use half-and-half for an extra-rich filling.
• Frozen peas and carrots: No thawing needed. Add corn or green beans if you like.
• Thyme, poultry seasoning, salt and pepper: That classic cozy pot pie flavor.
• Topping: One 16 oz can of large refrigerated biscuits, or one thawed sheet of puff pastry.

How to Make Chicken Pot Pie Casserole

1. Heat the oven. Preheat to 375°F and grease a 9×13 baking dish.
2. Cook the veggies. Melt butter in a large skillet. Add onion and celery and cook 5 minutes until soft, then add garlic for 30 seconds.
3. Make the gravy. Sprinkle in the flour and stir for 1 minute. Slowly whisk in broth, then milk, and simmer until thick enough to coat a spoon, about 4 minutes.
4. Add the filling. Stir in chicken, frozen peas and carrots, thyme, poultry seasoning, salt and pepper. Pour into the baking dish.
5. Top and bake. Arrange biscuits over the filling (or lay the puff pastry on top and cut a few slits). Brush with melted butter. Bake 25–30 minutes until golden and bubbling.
6. Rest. Let it sit 10 minutes so the filling sets before scooping.

Tips for the Best Pot Pie Casserole

• Keep the filling hot. Putting the topping on warm filling helps the bottom of the biscuits cook through.
• Don’t over-thin the gravy. It loosens in the oven, so aim for a thick, spoon-coating sauce.
• Browning too fast? Tent loosely with foil for the last 10 minutes.
• Cut the biscuits. Quartered biscuits give you more crispy edges in every scoop.

What to Serve With It

This is a full meal on its own, but a crisp green salad, cranberry sauce or roasted green beans balance the richness nicely. On a cold night, a small cup of creamy potato soup on the side is pure comfort.

Storage and Reheating

Store leftovers covered in the fridge for up to 4 days. Reheat portions at 350°F for about 15 minutes to keep the topping crisp, or microwave if you’re in a hurry. To freeze, assemble the filling without the topping, freeze up to 3 months, thaw overnight, then add the topping and bake.

Frequently Asked Questions

Can I use raw chicken?

Yes. Cut 1½ lbs boneless chicken into small cubes and brown it in the skillet before the vegetables, making sure it’s cooked through.

Can I make it with cream of chicken soup?

You can swap the homemade gravy for two cans of cream of chicken soup plus ½ cup milk, but the from-scratch sauce tastes fresher and less salty.

Which topping is best?

Biscuits give a soft, fluffy, homestyle top. Puff pastry is lighter and flakier and looks closer to a classic pot pie. Both are delicious.

Can I make it ahead?

Make the filling up to a day ahead and refrigerate. Warm it in the microwave or oven before adding the topping so it bakes evenly.

More Comfort Food Recipes You’ll Love

• Crockpot Cowboy Soup
• Best Ever Chicken Noodle Soup
• Creamy Potato Soup
• 4 Easy Crockpot Recipes for Cozy Family Meals
• 10 Easy One-Bowl Meals for Busy Weeknights

Chicken Pot Pie Casserole Recipe

Prep: 15 min | Cook: 35 min | Servings: 8

Ingredients

• 4 cups shredded cooked chicken (1 rotisserie chicken)
• 6 tbsp butter, plus 1 tbsp melted for brushing
• 1 medium onion, diced
• 2 celery ribs, diced
• 2 cloves garlic, minced
• ⅓ cup all-purpose flour
• 2 cups low-sodium chicken broth
• 1 cup whole milk
• 2 cups frozen peas and carrots
• 1 tsp dried thyme
• ½ tsp poultry seasoning
• 1 tsp salt and ½ tsp black pepper
• 1 can (16 oz) large refrigerated biscuits or 1 sheet puff pastry, thawed

Instructions

1. Preheat oven to 375°F and grease a 9×13 baking dish.
2. Melt butter in a large skillet. Cook onion and celery 5 minutes, add garlic for 30 seconds.
3. Stir in flour for 1 minute. Whisk in broth, then milk. Simmer until thick, about 4 minutes.
4. Stir in chicken, peas and carrots, thyme, poultry seasoning, salt and pepper. Pour into the dish.
5. Top with biscuits or puff pastry, brush with melted butter and bake 25–30 minutes until golden. Rest 10 minutes before serving.

Nutrition (estimated, per serving): about 440 calories, 27 g protein, 32 g carbs, 2 g fiber, 22 g fat.

Making this for a busy week? Save it to your Pinterest dinner board so it’s easy to find!