2 lbs lean ground beef |
1 cup chopped onion |
1/2 teaspoon garlic powder |
1/2 teaspoon italian seasoning |
1/2 teaspoon salt |
1/2 teaspoon pepper |
1 (12 ounce) can dr. pepper cola |
2 (8 ounce) cans tomato sauce |
2 tablespoons worcestershire sauce |
1 (16 ounce) package spaghetti, cooked |
1 1/2 cups shredded mozzarella cheese |