1 lb. ground beef
1 (6 oz.) can tomato paste
1 sm. can chopped olives
1 sm. chopped onion
1 sm. can sliced mushrooms
Sprinkle of oregano
Salt
Pepper
Garlic powder
Grated Parmesan cheese
Hamburger buns or English muffins

Brown ground beef with onion and drain. Stir in a mixing bowl adding tomato paste, olives, mushrooms, oregano, salt, pepper, and garlic powder. Spread this mixture on hamburger buns or English muffins. Sprinkle with Parmesan cheese. Broil in the oven until brown, hot, and cheese melts.

These are great for snacks, lunches, or get-togethers. The meat mixture can be made ahead and refrigerated. Double or triple for crowd size servings.