White Pizza

1 medium onion, sliced
1 medium green pepper, sliced
8 ounces mushrooms, sliced
1 tablespoon olive oil
8 ounces roast beef, sliced
3 tablespoons Worcestershire sauce
3/4 teaspoon garlic powder
1/4 teaspoon pepper
1 loaf frozen white bread dough, thawed
2 tablespoons olive oil
1 teaspoon crushed garlic
4 cups assorted shredded cheeses
1/4 cup Parmesan cheese

Saute first three ingredients in 1 tablespoon olive oil until limp. Add roast beef and saute for 3 more minutes. Add Worcestershire sauce and seasonings. Cook 2 to 3 more minutes, and remove from heat. Set aside.

Dust work surface with flour, and roll out dough to fit a 10-inch x 15-inch cookie sheet. Grease cookie sheet. Fit dough into sheet, creating a rim of dough around edges. Brush with 2 tablespoons olive oil, and spread crushed garlic over entire surface of dough. Top with a light layer of shredded cheeses, and then with meatPvegetable mixture, distributing evenly. Top with remaining shredded cheeses, and then Parmesan. Bake at 400 degrees for 20 to 25 minutes, or until cheese is melted and bubbly. Let sit 5 minutes before cutting and serving.(makes 15 slices)