Impossible Pie
["2 c. chopped zucchini", "1 c. chopped tomatoes", "1/2 c. chopped onions", "1/3 c. grated Parmesan cheese", "1 1/2 c. milk", "3 c. Bisquick baking mix", "3 eggs", "1/4 tsp. pepper", "1/2 tsp. salt"]
["Grease pie plate; sprinkle zucchini, tomatoes, onion and cheese in pie plate.", "Beat remaining ingredients and pour into pie plate.", "Bake for 30 minutes in 350\u00b0 oven."]
["zucchini", "tomatoes", "onions", "Parmesan cheese", "milk", "Bisquick baking mix", "eggs", "pepper", "salt"]