Shepherd's Pie

1 lb hamburger

1 small onion

1 pkg frozen peas or carrots & peas

1 can tomato soup

1 T Worcestershire sauce

½ tsp salt

1/8 tsp pepper

3 cups mashed potatoes

1 cup shredded cheese

Cook hamburger with onion.   Add tomato soup, salt, and w. sauce.  Layer in casserole dish.   Hamburger then defrosted vegetables.  Spoon on mounds of potatoes.  Cook until hot.  Add grated cheese.