Lime Zingers

Directions

1. 1
   Combine flour, baking powder, and salt; set aside.
2. 2
   In the bowl of an electric mixer, beat butter and 1 cup sugar until fluffy; beat in egg yolks and vanilla.
3. 3
   Gradually beat in flour mixture.
4. 4
   Add 2 tablespoons lime zest and lime juice.
5. 5
   Preheat oven to 375 degrees F. Shape dough into 48 balls, using 1 tablespoon dough for each ball.
6. 6
   In a small bowl, combine 1 tablespoon lime zest and 1/2 cup sugar.
7. 7
   Roll balls in sugar mixture and place 1 inch apart on parchment-lined cookie sheets.
8. 8
   Bake until edges are slightly browned, about 12 minutes.
9. 9
   Cool on wire racks.