Heat oven to 350. Have cookie sheet ready. With a wooden spoon stir peanut butter, sugar and eggs ia a medium bowl until thoroughly blended. (Dough will be slightly sticky.) With floured hands, roll level tablespoonfuls into 1 1/4 inch balls. Place 1 1/2 inches apart on ungreased cookie sheets. bake 12 to 14 minutes until cookies look dry with tops cracked. Remove from oven and immediately press a chocolate kiss in center of each. Cool on cookie sheet 1-2 minutes then remove to wire rack to cool completely.