Microwave Macaroni And Cheese

Ingredients
- 1 16 oz box macaroni shells
- 1 12 oz can evaporated milk
- 12 c margarine
- 1 egg beaten
- 1 12 c grated Cheddar cheese divided
Directions
- Prepare macaroni according to package directions and drain Pour into a 2-quart baking dish and set aside