Shrimp And Potato Casserole

Ingredients
- 1-12 lb raw peeled shrimp
- 1 onion
- 1 stick butter
- parsley
- 12 cups instant mashed potatoes
- 10 slices cheddar cheese
Directions
- Saute shrimp onion and parsley in butter until tender
- Make instant potatoes according to directions on box
- Mix all together put in a casserole dish and top with cheese
- Bake at 350 degrees until cheese melts