Cheesy Chicken and Tater Tot Casserole Recipe

This cozy chicken tater tot casserole is the ultimate one-pan comfort meal. Tender shredded chicken, a creamy homemade sauce, plenty of vegetables, melty cheese and crispy tater tots combine for an easy, family-friendly dinner you can make any night of the week.

Easy Chicken Tater Tot Casserole Recipe

• Comfort in a Pan. Think of this as a cross between a classic tater tot casserole and a creamy chicken pot pie. The filling is made from scratch—no condensed soup—so the flavors are fresh and rich.
• One-Pan Convenience. If you use a large sauté pan or cast iron skillet that’s oven-safe, you can cook the filling on the stovetop and finish it in the oven, minimizing cleanup.

Ingredients for Chicken Tater Tot Casserole

• Yellow onion: Creates a flavorful base; shallots or white onion work too.
• Garlic: Adds aromatic depth; use garlic powder in a pinch.
• Italian seasoning: A cozy herb blend—dried basil, thyme and oregano work as well.
• Rubbed sage: Brings warmth; poultry seasoning is an acceptable swap.
• Butter: Used to make the roux; margarine can be substituted.
• All-purpose flour: Thickens the sauce so it coats the chicken and veggies.
• Chicken stock: Forms the savory base; vegetable broth is an option.
• Heavy cream: Makes the filling rich and silky; half-and-half will yield a thinner sauce.
• Shredded rotisserie chicken: Saves time; leftover cooked chicken or turkey is fine.
• Frozen peas and carrots: Add color and texture; any frozen vegetable mix is fine.
• Shredded mild cheddar cheese: Melts into the filling; Colby Jack or mozzarella are alternatives.
• Frozen tater tots: The crispy, golden topping that makes the casserole so satisfying.
• Kosher salt and fresh cracked pepper: Season to taste.
• Fresh parsley: For garnish.

How to Make Chicken Tater Tot Casserole

Sauté the onion and garlic: Heat olive oil in a large sauté pan over medium heat. Add the diced onion with a couple large pinches of salt and pepper and cook for about 4 minutes, stirring frequently. Add minced garlic, Italian seasoning and rubbed sage, and cook about 1 minute until fragrant.

Make the roux: Add butter and stir until melted. Sprinkle in the flour and cook, stirring, for about a minute to remove the raw flour taste.

Build the sauce: Slowly pour in chicken stock while scraping any browned bits from the pan. Stir in heavy cream and cook 1–2 minutes until the sauce begins to thicken and becomes creamy.

Add chicken and veggies: Stir in shredded chicken and frozen peas and carrots. Season with salt and pepper and cook another minute to combine and warm the filling.

Layer the casserole: Sprinkle shredded cheddar evenly over the filling, then arrange frozen tater tots in a single layer on top.

Bake until golden and bubbly: Transfer to a 375°F oven and bake uncovered for about 45 minutes, until the tater tots are crispy and the filling bubbles around the edges. If desired, broil a couple of minutes to further crisp the top—watch carefully to avoid burning.

Rest and serve: Let the casserole rest for about 5 minutes so the filling sets. Garnish with fresh parsley, portion and enjoy.

Tips for Success

• You can use any cooked chicken or turkey—rotisserie chicken keeps this quick and convenient.
• Season gradually with salt and pepper while cooking to build flavor; this simple recipe relies on balanced seasoning.
• If the casserole seems loose straight from the oven, let it rest—the filling will thicken as it cools and sets.

Make-Ahead and Freezing

• Assemble the casserole up to the point before adding tater tots and refrigerate, covered, for up to 24 hours.
• When ready to bake, let it sit on the counter for about 30 minutes while the oven preheats, then top with frozen tater tots and bake. You may need to add 10 minutes to the bake time if chilled.
• For freezing: assemble without tater tots, wrap tightly and freeze up to 3 months. Thaw overnight in the fridge before topping with tots and baking. Add 10–20 minutes to baking if still cold in the center; cover loosely with foil until warmed through if the tots finish before the filling.

Storing and Reheating

• Store leftovers in an airtight container in the refrigerator for up to 4 days. The tater tots will soften but the casserole remains tasty.
• Reheat in a 350°F oven for 15–20 minutes until warmed through. Microwave single portions in 30–60 second intervals if preferred—this won’t keep the tots as crispy.

Serving Suggestions

• Serve with a simple house salad for a lighter contrast.
• Garlic bread or a buttery loaf pairs nicely for mopping up the creamy filling.
• Steam or roast a green vegetable, such as green beans or asparagus, for added color and texture.

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