1 c. butter
1 c. granulated sugar
1 c. brown sugar
2 eggs
1 tsp. vanilla
1 c. peanut butter (creamy or chunky)
3 c. flour
2 tsp. baking soda
1/2 tsp. salt

Cream butter, sugars, eggs and vanilla. Stir in peanut butter. Mix dry ingredients together and stir into peanut butter mixture. Roll into 1 inch balls and place on an ungreased cookie sheet. Press with a fork dipped in sugar to make criss-cross. Bake at 350 degrees for 10 minutes.