Impossible Quiche - cooking recipe

Ingredients

1/2 lb mushroom, sliced
2 cups milk (can use skim)
1 cup shredded cheese (swiss or cheddar)
4 eggs
1/3 cup finely chopped onion
1/2 cup Bisquick baking mix
1/4 teaspoon salt
1/8 teaspoon fresh ground pepper
1/2 teaspoon thyme (fresh is best)

Preparation

Preheat oven to 350.
Lightly grease a 9-10 inch pie plate.
Sprinkle mushrooms, cheese, and onion evenly over bottom of pie plate.
Place remaining ingredients in blender, cover, and blend on high for 1 minute (or whisk by hand until mixed well).
Pour into pie plate.
Bake until golden brown and knife inserted in center comes out clean (50-55 minutes).
Let stand 5 minues before cutting.
Refrigerate leftovers.