Three Corn Casserole

In large bowl, mix together butter, sour cream and egg.

Stir in cans of corn and corn muffin mix.

Spoon mixture into buttered 2-quart casserole dish.

Bake in preheated 375-degree oven, 45 minutes.

Add cheese; stir well.

Cook additional 15 minutes, or until dish is slightly puffed.