Leftover Beef and Potato Casserole
Give your leftover roast beef a delicious makeover with this hearty casserole. Made with mashed potatoes, gravy, steamed peas, and cheddar cheese, it's a meal you won't want to miss.
Ingredients
- 1 tablespoon butter
- 2 cups sliced onions
- 1 teaspoon sugar
- 3 cups seasoned mashed potatoes
- 8 slices pot roast, roast beef, pork roast, or meatloaf
- 1 cup frozen peas, thawed
- 1 can beef gravy, about 10 1/2 ounces, or 1 cup leftover gravy
- 1/4 cup shredded mild cheddar cheese
- 2 cups sliced onions
- 1 teaspoon sugar
- 1 tablespoon butter
- 3 cups seasoned mashed potatoes
- 8 slices pot roast, roast beef, pork roast, or meatloaf (or cubed leftover meat)
- 1 cup frozen peas, thawed
- 1 can beef gravy, or 1 to 1 1/2 cups leftover gravy
- 1/4 cup shredded mild cheddar cheese
Instructions
- Heat the oven to 375 F and grease a 2-quart baking dish.
- Heat the butter in a large nonstick skillet over medium heat. Add the onions, sprinkle with sugar, and cook until they begin to brown. Continue to cook, stirring, for 7 minutes, until tender.
- Spread half of the mashed potatoes in the baking dish. layer with the meat, onions, peas, and gravy, in that order. Top with the remaining mashed potatoes.
- Bake the casserole for 30 minutes.
- Sprinkle shredded cheese over the potato topping and return the casserole to the oven for 5 to 10 minutes, until the topping is lightly browned and the cheese is melted.
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