In buttered pie pan, place:

4 oz. cheese
6-7 oz. crumbled cooked bacon or ham
Sauteed mushrooms (opt.)

In a blender, combine:

4 unbeaten eggs
1/2 c. chopped onion
1/2 c. flour
2 tbsp. melted butter
1/2 tsp. salt
Few grains pepper
1 1/2 c. milk

Blend for one minute. Pour into pie pan. Bake at 350 degrees for 35 minutes (if using metal pie pan, longer if glass). Let stand 3 to 4 minutes before serving.