Cheeseburger Pie

Ingredients

• 1 9 in.baked pastry shell
• 1 lb ground beef
• 1/4 cup chopped green pepper
• 1/4 cup chopped onion
• 1 (8 ounce) can tomato sauce, divided
• 1/2 cup dry breadcrumbs
• 2 tablespoons chopped fresh parsley
• 1/2 teaspoon dried oregano
• 1/2 teaspoon salt
• 1/4 teaspoon pepper
• 1 egg, beaten
• 1/4 cup milk
• 1 teaspoon prepared mustard
• 1 teaspoon Worcestershire sauce
• 2 cups shredded cheddar cheese
• 1/2 cup chili sauce