Instructions

  1. Preheat the oven to 350°F.
  2. In a skillet, brown ground beef and onion; drain and set aside.
  3. In a bowl, beat the eggs, then whisk in the mayo, milk, flour, oregano, salt and pepper.
  4. Stir in beef mixture and 1 cup cheese.
  5. Pour mixture into pie shell.
  6. Bake for 40-45 minutes until eggs are firm. Remove from oven and sprinkle with remaining cheese. Allow to stand for 5 minutes before cutting.