Impossible Green Bean Pie

IMPOSSIBLE GREEN BEAN PIE

8 oz. green beans, cooked & drained, French cut preferred
1 cup (4 oz. can, drained) mushrooms, sliced, sautéed
1/2 cups chopped onion
2 cloves garlic, crushed OPTIONAL
1 cup shredded cheddar cheese
1 1/2 cups milk
3/4 cup baking mix
3 large eggs
1 teaspoon salt
1/4 teaspoon pepper

Heat oven to 400 degrees. Grease 10 x 1 1/2 inch pie dish. Mix beans, mushrooms, onions, garlic and cheese in pie dish. Beat remaining ingredients until smooth, 15 seconds in blender on high or 1 minute by hand. Pour into pie dish. Bake until knife inserted in center and edge comes out clean, 30 to 35 minutes. Cool 5 minutes. Serves 6.