1. Preheat oven to 350 degees.
2. Spray a square baking dish with non stick cooking spray.
3. Combine broccoli, corn, egg and onions.
4. Pour into pan.
5. Stir salt, pepper and crackers into the melted butter.
6. Sprinkle on top of broccoli mixture.
7. Bake for 30 minutes.