1 lb. ground beef
4 tbsp. grated Parmesan cheese
2 tbsp. chopped onion
4 tbsp. chopped ripe olives
1/2 tsp. salt
1 tsp. dried oregano, crushed
1/4 c. catsup
4 slices Mozzarella cheese
Cherry tomatoes, sliced

Combine meat with next 6 ingredients and dash pepper; blend. Shape into patties. Broil 5 inches from heat 8 minutes or until done. Add cheese and cherry tomato halves. Broil until cheese begins to melt, about 1 minute.