1 lb. hamburger, browned and drained
1 lb. Cheddar cheese, grated
1/2 c. ground onion
1 sm. jar olives, chopped
1 can tomato soup
1 tsp. garlic salt
1/2 tsp. oregano

Mix all ingredients and let set for 4 hours in refrigerator. Spread on hamburger buns and broil until bubbly.