Sheperd's Pie

1 pound ground beef
1/2 cup chopped onion
1/2 teaspoon salt
1/4 teaspoon pepper
1 (14 oz) can cut green beans; drained
1 (10 3/4 oz) can tomato soup
6 potatoes, peeled, boiled, and mashed
1/2 cup milk
1 teaspoon salt
2 cups grated cheddar cheese

Brown ground beef, drain fat. Add onion, salt and pepper and saute until onion is tender. Put into a greased 9 x 13 inch baking dish. Top with drained green beans. Spread tomato soup over beans. Combine mashed potatoes, milk and salt. Mix well. Spoon potatoes over mixture. Top with grated cheese. Bake at 350 degrees for about 30 minutes. Makes 6 servings.