Preheat oven to 350 degrees. ... flour and lemon zest and baking powder. Add eggs, ... cut in small squares. Sprinkle confectioners' sugar on top. Yields 4 dozen.
Ingredients: 9 (eggs .. flour .. salt .. sugar ...)
Adjust rack to center of ... in blueberries and zest. Using a fork, whisk ... into a 6-inch square about 1 1/4-inches thick. Using ... wire racks to cool.