Directions Cook bacon over medium high heat until evenly brown. Drain, crumble and set aside.
Preheat oven to 350 degrees. Lightly grease a 9 inch pie pan. Line bottom of pie plate with cheese and crumbled bacon. Combine eggs, butter, onion, salt, flour and milk; whisk together until smooth; pour into pie pan. Brush egg white on trim of crust. Bake in preheated oven for 35 minutes, until set. Serve hot or cold.