INGREDIENTS
1 tsp
Lemon zest plus
5
Eggs, large
1 tbsp
Lemon juice
1 1/2 cups
All-purpose flour
1 cup
Confectioners' sugar
1 cup
Granulated sugar
1/2 tsp
Salt, coarse
1 tsp
Vanilla extract, pure
1 tbsp
Orange juice
1 cup
Butter, unsalted
1 teaspoon orange zest plus 1 tablespoon orange juice