Pepperoni Stuffed Loaf Recipe

• 1 pound loaf frzn bread dough
• 1 sm. green pepper
• 1 med. onion
• 4 ounce. fresh mushrooms
• 1 (10 ounce.) stick pepperoni sliced thin
• 1/3 c. Parmesan or possibly Mozzarella cheese
• 1 egg white, beaten
• 1 teaspoon Italian seasoning
• Dash of vinegar
• Salt and pepper

Directions