1) Place bacon in a large, deep skillet. Cook over medium high heat until evenly brown.

2) Drain, crumble and set aside.

3) Preheat oven to 350 degrees F (175 degrees C).

4) Lightly grease a 9 inch pie pan.

5) Line bottom of pie plate with cheese and crumbled bacon.

6) Combine eggs, butter, onion, salt, flour and milk; whisk together until smooth; pour into pie pan.

7) Bake in preheated oven for 35 minutes, until set.

8) Serve hot or cold.