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Chicken Pot Pie Casserole with Cheddar Biscuits (32g Protein)

By Ami·September 27, 2026·★★★★★4.9 from 112 votes·Jump to RecipePrint

Chicken pot pie casserole with cheddar biscuits is the pot pie I make when I do not want to roll out a crust: a creamy, from-scratch chicken and vegetable filling in a baking dish, topped with drop biscuits full of sharp cheddar and brushed with garlic butter as they come out of the oven. It is 55 minutes start to finish and 32 grams of protein a serving.

My classic chicken pot pie with a puff pastry lid is still the Sunday version. This is the weeknight one, and honestly the one my family asks for more, because the biscuits soak up the gravy underneath and stay fluffy on top, the same thing that makes my chicken and dumplings so good. I tested the biscuit dough four times to get them cooked through without a doughy bottom.

Chicken pot pie casserole with golden cheddar garlic biscuits on top and a creamy chicken and vegetable filling bubbling at the edges of a white baking dish
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Why this chicken pot pie casserole is better with biscuits.

Here's what you'll need.

For the filling: butter, a yellow onion, carrots, celery, garlic, flour, chicken broth, milk, fresh thyme, a rotisserie chicken and frozen peas. For the biscuits: flour, baking powder, garlic powder, salt, very cold butter, sharp cheddar and buttermilk, plus a little melted garlic butter and parsley for brushing.

Ingredients for chicken pot pie casserole with biscuits: shredded rotisserie chicken, butter, diced onion, carrot, celery, frozen peas, flour, chicken broth, milk, thyme, sharp cheddar, buttermilk and baking powder for cheddar biscuit chicken pot pie

Here's how it all comes together.

STEP 1 — SOFTEN THE VEGETABLES IN BUTTER

Heat the oven to 400°F and butter a 9×13-inch baking dish. Melt 5 tablespoons of butter in a large deep skillet over medium heat. Add the onion, carrot and celery with ½ teaspoon salt and cook, stirring, for 7 to 8 minutes, until the onion is soft and translucent and the carrots are starting to soften. Add the garlic and thyme for the last minute.

Butter melting with diced onion, carrot and celery in a large skillet
STEP 2 — WHISK IN THE FLOUR

Sprinkle the flour over the vegetables and stir constantly for 2 minutes, until it coats everything and smells toasty. This is the roux that thickens the filling, and cooking it for those two minutes keeps the gravy from tasting like raw flour.

Flour being stirred into buttery vegetables in a skillet to make a thick roux
STEP 3 — ADD BROTH AND MILK

Slowly pour in the chicken broth, stirring as you go so no lumps form, then add the milk. Bring it to a simmer and cook, stirring often, for 4 to 5 minutes, until the sauce is thick, creamy and coats the back of a spoon. It should look thicker than you think it needs to, because the chicken and peas will loosen it.

Chicken broth and milk being poured into the roux as the pot pie sauce turns thick and creamy
STEP 4 — FOLD IN CHICKEN AND PEAS

Stir in the shredded rotisserie chicken, frozen peas (no need to thaw), the remaining salt and the pepper. Taste the filling and adjust the salt, since rotisserie chickens vary a lot. Pour the filling into the baking dish and spread it out evenly.

Shredded rotisserie chicken and frozen peas being folded into a creamy pot pie filling
STEP 5 — DROP THE CHEDDAR BISCUITS ON TOP

In a bowl, whisk the flour, baking powder, garlic powder and salt. Cut in the cold butter with a pastry cutter or your fingers until it looks like coarse crumbs with some pea-size pieces, stir in the cheddar, then stir in the cold buttermilk just until a shaggy dough forms. Drop 12 big spoonfuls over the hot filling, leaving small gaps so steam can escape.

Mounds of cheddar biscuit dough being dropped over creamy chicken pot pie filling in a baking dish
STEP 6 — BAKE AND BRUSH WITH GARLIC BUTTER

Bake for 22 to 25 minutes, until the biscuits are deep golden and the filling is bubbling at the edges. Brush the biscuits with the garlic butter and sprinkle with parsley straight out of the oven. Let it rest 10 minutes before serving so the filling thickens back up.

A chicken pot pie casserole out of the oven with golden cheddar biscuits being brushed with garlic butter
A serving of chicken pot pie casserole with a cheddar biscuit on a plate, the creamy chicken, carrot and pea filling spilling out, a biscuit chicken pot pie comfort food dinner
Slow Cooker Mediterranean Diet Cookbook coverIf you love comfort food like this but want more dinners that cook themselves, stews, braises and creamy chicken dishes made in the slow cooker, this is my go-to book, the Ultimate Slow Cooker Mediterranean Diet Cookbook.

Things I learned while testing this recipe.

Why this is the pot pie I make on a weeknight.

Here's what I'd serve with this.

Just in case you have leftovers.

Storing: Cool the casserole, cover the dish tightly and refrigerate for up to 4 days. The biscuits will soften as they absorb the filling. To freeze, cool completely, wrap well and freeze for up to 3 months, or freeze the filling alone and bake with fresh biscuits later.

Reheating: Reheat individual servings in the microwave for 1½ to 2 minutes. To crisp the biscuits back up, warm the whole dish covered with foil at 350°F for 20 minutes, then uncover for the last 5. A serving in the air fryer at 325°F for 5 to 6 minutes brings back the crunchy biscuit top.

More easy comfort food recipes...

Easy chicken pot pieEasy chicken pot pie Homemade chicken and dumplingsHomemade chicken and dumplings Chicken broccoli rice casseroleChicken broccoli rice casserole Chicken bacon ranch casseroleChicken bacon ranch casserole

For more creamy chicken comfort food, my creamy chicken and wild rice soup is the one-pot soup version. And today's other new comfort food recipe is my slow cooker Mississippi chicken, buttery ranch shredded chicken piled on toasted buns.

Chicken Pot Pie Casserole with Cheddar Biscuits

Chicken pot pie casserole with a creamy from-scratch rotisserie chicken and vegetable filling under golden cheddar garlic drop biscuits. No canned soup, no crust to roll, 55 minutes, 32g protein a serving.

Prep20 min
Cook35 min
Total55 min
Servings6
CategoryDinner · Comfort Food
CuisineAmerican

Ingredients

Instructions

  1. Vegetables: Heat the oven to 400°F and butter a 9×13-inch dish. Melt 5 tablespoons butter in a large skillet over medium. Cook the onion, carrot, celery and ½ teaspoon salt 7–8 minutes. Add the garlic and thyme for 1 minute.
  2. Roux: Sprinkle in the flour and stir 2 minutes.
  3. Sauce: Slowly stir in the broth, then the milk. Simmer 4–5 minutes, stirring, until thick.
  4. Filling: Stir in the chicken, peas, remaining salt and pepper. Taste, then spread into the baking dish.
  5. Biscuits: Whisk the flour, baking powder, garlic powder and salt. Cut in the cold butter, stir in the cheddar, then the buttermilk, just until combined. Drop 12 mounds over the hot filling.
  6. Bake: Bake 22–25 minutes until the biscuits are golden and the filling bubbles. Brush with the garlic butter, sprinkle with parsley and rest 10 minutes before serving.

Notes

The filling must be hot when the biscuit dough goes on, or the undersides stay doughy. No buttermilk? Stir 2 teaspoons lemon juice into ¾ cup milk and let it sit 5 minutes. For a shortcut, use a tube of refrigerated biscuits and sprinkle with cheddar; bake per the package plus 5 minutes. Swap the peas for mixed frozen vegetables, or use leftover turkey instead of chicken. Nutrition is per serving, one sixth of the dish.

Nutrition (per serving, estimate): 650 calories · 32g protein · 48g carbs · 36g fat · 4g fiber · 1120mg sodium
Slow Cooker Mediterranean Diet Cookbook cover

More comfort food, cooked low and slow.

The Ultimate Slow Cooker Mediterranean Diet Cookbook is full of cozy, creamy dinners like this one, chicken stews, braises and one-pot meals that cook hands-off and taste like Sunday.

Get the cookbook on Amazon
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Chicken pot pie casserole FAQ

Can I use canned biscuits for chicken pot pie casserole?

Yes. Arrange 8 refrigerated biscuits (from a 16 oz tube) over the hot filling, sprinkle with ½ cup cheddar, and bake at 375°F for 20 to 25 minutes, until the biscuits are golden and cooked through underneath. Homemade drop biscuits take only 10 minutes and bake up fluffier, though.

How do you keep the biscuits from getting soggy on the bottom?

Put the biscuit dough on the filling while the filling is still hot, make the sauce thick, and leave gaps between the biscuits so steam can escape. A hot filling starts cooking the biscuit bottoms right away, so they bake through at the same time as the tops.

Can I make chicken pot pie casserole ahead of time?

Make the filling up to 2 days ahead and refrigerate it. When you are ready, reheat the filling on the stove or in the dish in the oven until bubbling, then top with freshly made biscuit dough and bake. Do not assemble it with raw biscuit dough overnight; the baking powder loses its lift.

Can I use frozen mixed vegetables?

Yes. Swap the carrots, celery and peas for 3 cups of frozen mixed vegetables. Soften the onion in the butter first, then make the roux and sauce and stir the frozen vegetables in with the chicken. They cook through in the oven.

How long does chicken pot pie casserole take to bake?

About 22 to 25 minutes at 400°F, until the biscuits are deep golden on top and the filling is bubbling around the edges. Let it rest 10 minutes after baking so the filling thickens before you scoop it.