Impossible Pumpkin Pie

16 ounces canned pumpkin
12 ounces evaporated milk
2 tablespoons butter
2 eggs
3/4 cup sugar
1/2 cup Bisquick baking mix
2 1/2 teaspoons pumpkin pie spice
2 teaspoons vanilla

Heat oven to 350�F. Grease pie plate, 10 x 1 1/2". Beat all ingredients in blender on high speed 1 minute or until smooth.

If your blender doesn't hold 5 cups, beat the mixture with a mixer on medium speed about 2 minutes or until smooth. Pour into pie plate. Bake 50 to 55 minutes or until knife inserted in center comes out clean.

Serves 8.