Gooey Butter Cookies

Why I Love This Recipe
I got this recipe from my best friend's daughter a few years ago when they visited us in the summer. Everywhere I take these they are an instant hit, and I have handed out dozens of copies of the recipe!
Ingredients You'll Need
1/2 cup butter, softened
1/4 teaspoon vanilla
1 large egg
8 ounces cream cheese, softened
1 package butter recipe yellow cake mix
powdered sugar
Directions
Preheat oven to 350. Beat butter, vanilla, egg and cream cheese until light and fluffy. Mix in dry cake mix. Chill for 30 minutes.
Spray cookie sheet with vegetable oil spray. Drop dough by teaspoon into bowl of powdered sugar. Roll into balls. Bake for 12 minutes or until golden.