Directions

1. Grease 8x8-inch baking pan and line with parchment paper. Combine flour, salt, baking powder and baking soda in large bowl; set aside.
2. Add sugar, butter and peanut butter to Bowl of KitchenAid® Artisan Stand Mixer. Attach Bowl and Flat Beater to Mixer. Turn to Speed 2 and mix 2 minutes or until well blended. Continuing on Speed 2, mix in eggs and vanilla until well blended. Stop and scrape bowl. Turn to Stir and gradually add flour mixture; mix just until combined.
3. Divide dough into two equal pieces. Press half the dough onto bottom of prepared pan. Wrap remaining dough in plastic wrap. Freeze dough and pan 2 hours or until firm.
4. Preheat oven to 350°F. Spread jam onto dough in pan. Use largest holes of box grater to grate remaining dough over jam in an even layer. Bake 30 to 35 minutes or until edges begin to brown. Cool before cutting into bars.