Mashed Potato Casserole layers prepared potatoes, corn, freshly grated cheddar, and eight chicken tenders in a 9x13-inch dish, then finishes each serving with hot brown gravy. It is a concise comfort-food formula whose bake time changes depending on whether the tenders are frozen or homemade. The verified recipe serves six and records 30 minutes of preparation, 15 minutes of cooking, 45 minutes total, and 757 calories per serving.
Mashed Potato Casserole Ingredients
For Casserole: 5-6 cups prepared mashed potatoes; 1 cup corn kernels; 1 cup freshly grated cheddar cheese; 8 chicken tenders, homemade or frozen; Brown gravy, prepared or packet mix.
If you enjoy this recipe, you may also like Cheesy Garlic Butter Corn on the Cob.
How to Make Mashed Potato Casserole
- Preheat Oven: Preheat the oven to 400°F (200°C).
- Prepare Chicken Tenders: If using frozen chicken tenders, let them sit at room temperature for about 5 minutes to soften for slicing, if desired.
- Assemble Casserole: Spread the mashed potatoes evenly across the bottom of a 9 x 13-inch casserole dish. Warm the mashed potatoes beforehand if chilled.
- Add Toppings: Layer the corn kernels and grated cheddar cheese evenly over the mashed potatoes.
- Add Chicken: Slice the chicken tenders into pieces of desired size and distribute them evenly across the casserole dish.
- Bake Casserole: Bake the casserole uncovered for 20 minutes if using frozen chicken tenders, or for 15 minutes if using homemade chicken tenders.
- Prepare Gravy: While the casserole bakes, heat the gravy on the stovetop according to the package instructions or your recipe.
- Serve: Drizzle the prepared gravy over the baked casserole and serve immediately.
For storage details after serving, the USDA leftovers and food safety guidance.
Why the Order Matters
Preheat the oven to 400°F (200°C). If using frozen chicken tenders and slicing is desired, let exactly eight sit at room temperature for about five minutes to soften slightly. Warm five to six cups prepared mashed potatoes first if they are chilled. Spread the potatoes evenly over the bottom of a 9x13-inch casserole dish. Layer one cup corn kernels and one cup freshly grated cheddar evenly across the potatoes. Slice the eight chicken tenders into the desired piece size and distribute them across the dish. Bake uncovered for 20 minutes when using frozen chicken tenders, or 15 minutes when using homemade chicken tenders. While it bakes, heat prepared brown gravy on the stovetop according to its packet directions or its recipe. Drizzle hot gravy over the baked casserole and serve immediately.
If you enjoy this recipe, you may also like Creamy Garlic Sauce Potatoes.
Critical Visual and Timing Cues
Warm refrigerated mashed potatoes before assembly because a cold dense base can remain cool while toppings brown. Spread all five to six cups to a consistent depth. Corn and the one cup cheddar should reach the edges before the eight tenders are distributed. Frozen tenders rest only about five minutes if softer slicing is wanted; the instruction does not call for thawing them completely. Choose the matching oven time: 20 minutes for frozen tenders, 15 for homemade. Keep the dish uncovered at 400°F. Prepare gravy concurrently on the stovetop and follow its own directions because no amount or universal heating time is recorded. Serve once cheese is melted and all components are hot.
Serving and Storage
Divide the hot casserole into six portions and drizzle each with prepared brown gravy. The source recommends immediate service rather than a lengthy rest. Homemade popcorn chicken is recorded as a possible substitute for tenders, but the primary formula uses eight tenders and should be presented that way. Refrigerate leftovers promptly because they contain chicken, potatoes, cheese, and potentially dairy or gluten in gravy. Reheat until the center is hot, adding gravy after reheating when practical. The verified estimate is 757 calories per serving, with no numeric carbohydrate, fat, or protein values supplied.
Practical Kitchen Notes
The casserole has five ingredient groups: five to six cups prepared mashed potatoes, one cup corn, one cup freshly grated cheddar, eight homemade or frozen chicken tenders, and prepared brown gravy or packet mix with no stated quantity. Do not invent butter, milk, salt, seasoning, bacon, peas, green onions, or extra cheese for the casserole because none is listed. The potatoes are already prepared before the recipe begins. Gravy and chicken coating may contain gluten, and cheddar plus some gravy can contain dairy, as the allergy record notes.
Details Worth Preserving
Use the required 9x13-inch dish so six portions have the expected layer depth. A flexible spatula spreads warmed potatoes without pulling them into gaps. Count all eight tenders before slicing and distribute pieces across the full surface rather than concentrating them in the center. Heat gravy in a separate saucepan while the oven stage runs, preventing it from soaking the casserole during baking. Check the center as well as the edges before serving, because the thick potato base must be hot throughout. The official cook field is 15 minutes even though frozen tenders explicitly require 20 minutes; preserve both and explain the ingredient-dependent range instead of erasing the frozen instruction. The five-minute softening step is optional when slicing frozen tenders is desired and should not be misrepresented as full room-temperature storage.
Recorded Recipe Tips
- Homemade popcorn chicken can be a great substitute for chicken tenders in this recipe.
Conclusion
Mashed Potato Casserole makes 6 servings in 45 recorded minutes, plus any separately stated baking, chilling, rising, resting, or cooling time. Preserve every listed quantity and instruction for the intended result.
Frequently Asked Questions
- → How many servings does Mashed Potato Casserole make?
It makes 6 servings and serves 6.
- → How long does Mashed Potato Casserole take?
The recipe records 30 minutes of preparation, 15 minutes of cooking, and 45 minutes total, plus any separately stated baking, chilling, rising, resting, or cooling time.
- → How long does Mashed Potato Casserole bake?
Bake uncovered at 400°F for 20 minutes with frozen chicken tenders or 15 minutes with homemade chicken tenders.
- → Can popcorn chicken replace the chicken tenders?
Yes. The recorded recipe note permits homemade popcorn chicken as a substitute, although the primary ingredient list specifies eight tenders.