1 c. butter
1 c. sugar
1 c. brown sugar
1 c. peanut butter
2 eggs, beaten
1/2 tsp. salt
1 1/2 tsp. baking soda
1 tsp. vanilla
2 1/2 c. flour

Mix all ingredients and roll into small balls; flatten with fork. Bake at 325-350 degrees for 8 minutes.