1/2 c. butter, softened
1/2 c. creamy peanut butter
1/2 c. sugar
1/2 c. packed light brown sugar
2 eggs
1 tsp. vanilla extract
1 1/3 c. all-purpose flour
1/2 tsp. baking soda
1/4 tsp. salt
1 3/4 c. (10 oz. pkg.) Hershey's premium milk chocolate chunks

Heat oven to 350 degrees. Lightly grease cookie sheet. In large mixer bowl cream butter and peanut butter until light and fluffy. Gradually blend in sugar and brown sugar. Beat in eggs and vanilla. In small mixing bowl combine flour, baking soda and salt; stir flour mixture and milk chocolate chunks into batter until well blended.

Drop by rounded tablespoonfuls onto prepared cookie sheet. Bake 9 to 12 minutes or until light brown. Cool slightly. Remove from cookie sheet onto wire rack. Cool completely.