/ Main Dishes
grated mozzarella cheese
1Brown ground beef with celery and onions. Drain if necessary. Add salt, pepper, tomatoes (break up with spoon when cooking) and tomato sauce. Simmer 30 minutes.
2Cool slightly and add oregano and cheese. Mix to combine.
3Spread mixture on each half of the hamburger buns. But on baking sheet. Bake in 425 degree oven for about 10 min.