01 -
Preheat the oven to 400 degrees Fahrenheit.
02 -
If using frozen chicken tenders, let them sit at room temperature for about 5 minutes to soften if you prefer to slice them first.
03 -
Spread the mashed potatoes evenly on the bottom of a 9 x 13 casserole dish.
04 -
Top the mashed potatoes with corn and freshly grated cheddar cheese.
05 -
Carefully slice the chicken strips into pieces of desired size and place them on top of the casserole dish.
06 -
Bake uncovered for 20 minutes if using frozen chicken tenders or 15 minutes if using homemade chicken tenders.
07 -
Prepare the gravy on the stovetop while the casserole finishes baking.
08 -
Drizzle the desired amount of gravy over the casserole and serve hot.