Vegetable-Meat One-Dish Meal

Vegetable-Meat One-Dish Meal
1 medium onion, chopped
2 Tbsp. fat
1 lb. ground beef
1/2 tsp. salt
1/4 tsp. pepper
1 cup cooked peas
1 cup canned tomatoes
1/2 cup catsup
3 cups seasoned mashed potatoes
1 egg
Cook onion in fat until golden brown. Add meat and seasonings, and cook until meat is lightly browned. Add vegetables and catsup; mix well and pour into a greased 2-quart casserole. Combine the potatoes and egg. Spoon to form mounds or spread over the mixture in the cassserole. Bake in moderate oven (350 F) for 20 to 30 minutes. Serves 6 to 8.