1 1/2 lbs. hamburger
1 sm. can pizza sauce
1 sm. can mushrooms
1 tsp. garlic salt
1 tsp. oregano
1 onion, chopped
4 oz. Mozzarella cheese, shredded
Hamburger buns

Brown hamburger; add 1 can pizza sauce and add mushrooms and spices. Cool and add Mozzarella cheese. Put a spoonful on half of hamburger bun and bake in oven 10 to 15 minutes at 350 degrees.