Impossible Bacon Pie

Impossible Bacon Pie
So good and so easy.

This comes from the back of a Bisquick box

12 slices bacon, crisply cooked and crumbled
OR turkey bacon OR no bacon at all
1.5 cup shredded Swiss cheese
1 chopped onion, sauteed
1 cup Original Bisquick®
2 cups milk
1/8 teaspoon pepper
4 eggs

1. Heat oven to 400ºF. Grease 10-inch pie plate. Sprinkle bacon, cheese, and onion in pie plate.
2. Stir remaining ingredients until blended. Pour into pie plate.
3. Bake 35 to 40 minutes or until knife inserted halfway between center & edge comes out clean. Cool 5 minutes.