Butterscotch Bars

1/2 c granulated sugar
1/2 c packed brown sugar
1/4 c butter, softened
2 egg whites
1 tsp vanilla extract
1 1/4 c all-purpose flour
1/2 tsp baking powder
1/4 tsp salt
1/2 c butterscotch chips

Beat sugars and butter with electric mixer at medium speed until well-blended. Add egg whites and vanilla; beat well.

Combine flour, baking powder and salt with a whisk. Add flour mixture to sugar mixture; beat at low speed until just blended.

SPread batter into a prepares 8" square baking pan; sprinkle evenly with butterscotch chips. Bake at 350 degrees for 28 minutes or until a toothpick inserted in center comes out clean. Cool in pan on a wire rack.

NOTES
From Cooking Light.
Untried.