Lemon Madeleines

Directions

1. 1
   Sift together flour, baking powder, and salt into a bowl.
2. 2
   Put eggs, egg yolks, granulated sugar, vanilla, and lemon zest and juice in the bowl of an electric mixer fitted with the paddle attachment.
3. 3
   Mix on medium-high speed until pale and thickened, about 5 minutes.
4. 4
   Mix in butter.
5. 5
   Using a spatula, fold flour mixture into egg mixture.
6. 6
   Let batter rest 30 minutes.
7. 7
   Preheat oven to 350F.
8. 8
   Butter two madeleine pans.
9. 9
   Pour batter into prepared pans, filling the molds three-quarters full.
10. 10
    Bake cookies, rotating pans halfway through, until edges are crisp and golden, 7 to 8 minutes.
11. 11
    Let cookies cool slightly in pans on wire racks.
12. 12
    Invert, and unmold.
13. 13
    Dust with confectioners sugar, if desired.
14. 14
    Cookies can be stored between layers of parchment in airtight containers at room temperature up to 1 day.