Heat oven to 370 degrees.. In large bowl, beat shortening and peanut butter until well blended. Add 1/3 cup granulated sugar and brown sugar. beat until light and fluffy. Add egg, milk and vanilla, beat well. Stir together flour, baking soda and salt, gradually add to peanut butter mixture beating until well blended. Shape dough into 1-inch balls. Roll in granulated sugar, place on ungreased cookie sheet. bake 8-10 minutes or until lightly browned. Immediately place 3 mini kisses on top of each cookie, pressing down slightly. remove from cookie sheet to wire rack. cool completely.