- 1/2 pound ground beef
- 1/2 cup chopped onion
- 1/2 teaspoon salt
- 1/2 teaspoon dried oregano
- 1/2 teaspoon garlic powder
- 1/4 teaspoon pepper
- 3 eggs
- 1/2 cup milk
- 1/2 cup mayonnaise
- 1 cup shredded Cheddar cheese
- 1 cup shredded Swiss cheese
- 1 (9 inch) unbaked pastry shell
- In a skillet, cook ground beef and onion until beef is browned and onion is tender; drain. Stir in salt, oregano, garlic powder and pepper. In a bowl, beat eggs, milk and mayonnaise, stir into meat mixture. Fold in cheeses. Pour into pastry shell. Bake, uncovered, at 350 degrees F or until a knife inserted near the center comes out clean. Let stand 5 minutes before cutting.