Cream: 1/2 cup butter 1/2 cup peanut butter 1/2 cup white sugar 1/2 cup lightly packed brown sugar

Add: 1 egg 1/2 teaspoon vanilla

Mix in: 1 1/4 flour 1 tsp baking soda 1/2 tsp salt

Optional: 1/2 - 1 cup chocolate chips

Make 1 inch balls. Press down with a fork.

Bake at 375° for 10 to 12 minutes.