Biscotti del Limone

makes: 2 dozen

½ cup granulated sugar
6 tablespoons butter
2 teaspoons vanilla
1 teaspoon lemon zest
3 eggs
2 cups all-purpose flour
2 teaspoons baking powder
1 tablespoon butter
3 cups sifted powder sugar
2 tablespoons water
2 tablespoons lemon juice
1 teaspoon vanilla

Preheat oven to 350F. Line cookie sheets with parchment paper. Beat sugar, vanilla, lemon peel, and 6 tablespoons of butter until well blended. Add eggs one at a time. Add flour and baking powder. Dough will be sticky. Transfer the batter to a large pastry bag fitted with a large round tip. Pipe batter into small rings onto cookie sheets about 2" apart. Bake 15-20 minutes or until golden brown. Make the glaze by melting the 1 tablespoon of butter over low heat. Add sugar, water, lemon juice and vanilla, stir continuously. Brush hot cookies with warm glaze. Let cool on cookie sheet 2 minutes then transfer cookies to wire racks to cool completely.