Brown 1 1/2 pounds ground chuck and 2 tablespoons chopped onion in 2 tablespoons shortening. Season with 1 teaspoon salt and 1/4 teaspoon pepper.

Sift together 1 1/2 cups flour, 2 teaspoons baking powder, and 1/2 teaspoon salt.

Cut in 1/4 cup shortening until mixture resembles coarse meal.

Add 2/3 cup milk; mix only until all flour is dampened. Knead gently for a few seconds.

Spread hamburger mixture evenly in bottom of a greased 8 inch round or 1 1/2 quart casserole. Top with 1/2 cup ketchup. Sprinkle with 1 cup grated cheese.

Roll biscuit dough to fit top of baking dish. Cut slits to allow escape of steam. Place on hot meat filling. Bake in hot oven (450 degrees) for 20-25 minutes.