2 lb. ground beef, browned and drained
2 cans Spam, ground up
2 sm. cans tomato paste
1 pkg. dry onion soup mix
Cheddar cheese, shredded
1 tsp. oregano
2 to 3 c. tomato juice
1 sm. can mushrooms, sliced
Mozzarella cheese, shredded

Mix all ingredients except the cheeses and heat. Spread heated meat mixture on half of buttered hamburger buns. Sprinkle with Cheddar and Mozzarella cheese. Place buns on cookie sheet and bake at 375 degrees for 10 to 15 minutes until cheese is melted.