2 c. chopped zucchini
1 c. chopped tomato
1/2 c. chopped onion
1/3 c. grated Parmesan cheese
1 1/2 c. milk
3 eggs
3/4 c. Bisquick mix
1/2 tsp. salt
1/4 tsp. pepper

Heat oven to 400 degrees. Grease 10-inch quiche dish. Layer zucchini, tomato, onion in dish. Beat remaining ingredients until smooth 15 seconds in blender on high or 1 minute with hand mixer. Pour over vegetables in dish. Bake until knife inserted in center comes out clean, about 30 minutes. Cool 5 minutes.