1 c. sugar
1 c. packed light brown sugar
1 c. butter
1 c. creamy peanut butter
2 eggs
1/4 c. milk
2 tsp. vanilla
3 1/2 c. flour
2 tsp. baking soda
1 tsp. salt

Cream together sugars, butter, and peanut butter. Beat in eggs, milk, and vanilla. stir in flour, baking soda, and salt. Shape into balls; roll in extra sugar. Bake at 375 degrees for 10-12 minutes. After baking, immediately press a Hershey kiss into the top of each.