01 -
In a large mixing bowl, whisk together the all-purpose flour, baking soda, and salt until evenly distributed.
02 -
In the bowl of a stand mixer, beat the softened butter and granulated sugar on medium speed for 2 minutes until light and fluffy.
03 -
Add the egg, lemon juice, lemon zest, vanilla extract, and food coloring (if using) to the creamed mixture. Mix until just combined.
04 -
Gradually add the flour mixture to the wet ingredients, mixing on low until a consistent dough forms. Do not overmix.
05 -
Cover the bowl with plastic wrap and refrigerate the dough for at least 2 hours to firm up.
06 -
Preheat the oven to 175°C. Line two baking sheets with parchment paper.
07 -
Scoop portions of chilled dough using a small cookie scoop or tablespoon. Roll each portion into a ball with your hands.
08 -
Roll each dough ball first in granulated sugar, then generously in icing sugar until thoroughly coated.
09 -
Place coated dough balls on prepared baking trays, leaving at least 5 cm between each ball.
10 -
Bake for 10-12 minutes until the edges are just set but centers remain soft. Let cookies cool on the tray for 5 minutes, then transfer to a wire rack to cool completely.