Orange Cornmeal Shortbread

Directions

1. 1
   Using an electric mixer fitted with the paddle attachment, beat the butter and sugar until creamy and smooth, about 2 minutes.
2. 2
   Add the vanilla and zest.
3. 3
   Beat well, scraping the sides of the bowl as necessary.
4. 4
   With the mixer on low speed, mix in the flour, 2 tablespoons cornmeal, and salt until well combined, about 3 minutes.
5. 5
   Form the dough into 2 logs about 1 1/2 inches in diameter; wrap in plastic, and chill at least 1 hour.
6. 6
   Preheat the oven to 300F.
7. 7
   Place the remaining 1/4 cup cornmeal on a sheet of parchment or waxed paper.
8. 8
   Remove the plastic from the chilled dough; roll the logs in cornmeal to coat.
9. 9
   Slice into 1/4-inch rounds.
10. 10
    Place on a baking sheet about 1 inch apart.
11. 11
    Bake until pale golden all over, 25 to 30 minutes.
12. 12
    Cool on a wire rack.
13. 13
    Dust with sugar.