1. Mix the ground round, spaghetti sauce and onion. 2. Shape mixture into four patties, each about 3/4-inch thick. 3. Set oven to broil. 4. Place patties on rack in broiler pan. 5. Broil with tops about 3 inches from heat for 12 minutes, turning halfway through. 6. Top each patty with a slice of cheese. 7. Broil about 1 minute more or until beef is no longer pink in the middle and juice is clear. 8. Serve between bread slices, with additional spaghetti sauce, if desired. ---------------------------------------------------------------------------
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Ingredients