COMBINE shortening, 1/2 C. peanut butter, granulated sugar and brown sugar in bowl of electric mixer; beat at medium speed until well blended. Beat in egg and vanilla.
COMBINE flour, baking soda, baking powder and salt in small bowl. Add gradually to shortening mixture at low speed. Beat until well blended. Cover. Refrigerate 1 hour.
HEAT oven to 350°F. Coat baking sheets lightly with no-stick cooking spray.
COMBINE 1/2 C. peanut butter and powdered sugar in small bowl, stirring with fork until well blended. Mixture will clump together and appear moist.
REMOVE dough from refrigerator; shape into 1 1/4-inch balls. Roll in peanut butter mixture (balls may not be evenly coated). Place 2 inches apart on prepared baking sheets. Flatten with bottom of glass dipped in sugar.
BAKE 8 to 10 minutes or until light brown and just set. Cool 2 minutes on baking sheets. Place on cooling racks to cool completely.
Calories from Fat50g
Total Fat 6g
Saturated Fat 1g
Polyunsaturated Fat 0g
Monounsaturated Fat 0g
Total Carbohydrates 12g
Dietary Fiber 0g
Vitamin A 0%
Vitamin C 0%
Vitamin D 0%
*Percent Daily Values are based on a 2,000 calorie diet