1 box yellow cake mix
1 stick melted butter
1 egg

Topping:

2 eggs
1 tsp. vanilla
1 (8 oz.) pkg. cream cheese
1 box powdered sugar
chopped nuts (optional)

Mix together first 3 ingredients. Make dough and press in cookie sheet. Save 1/4 cup powdered sugar aside.

Mix together topping ingredients and spread over dough. Sprinkle chopped nuts (optional) on top. Place in oven at 350°F for 30 minutes. Remove from heat. While still warm, sprinkle with remaining 1/4 cup powdered sugar.