01 -
Preheat the oven to 350°F (175°C). Line baking sheets with parchment paper to prevent sticking.
02 -
In a medium bowl, whisk together the flour, baking soda, baking powder, and salt. Set it aside.
03 -
In a large bowl, use an electric mixer to cream together the softened butter and granulated sugar until light and fluffy, about 2-3 minutes.
04 -
Mix in the egg, lemon zest, lemon juice, and vanilla extract until smooth and well combined.
05 -
Gradually add the dry ingredients to the wet mixture, stirring gently until just incorporated. Avoid overmixing to maintain soft cookies.
06 -
Scoop tablespoon-sized balls of dough onto the prepared baking sheets, leaving 2 inches between each for spreading.
07 -
Bake for 8-10 minutes, or until the edges turn light golden. Cool on the baking sheets for a few minutes, then transfer to a wire rack to cool completely.
08 -
In a small bowl, whisk powdered sugar and milk together until smooth. Adjust milk amount for desired glaze thickness.
09 -
Drizzle the glaze over the cooled cookies. Let the glaze set for a few minutes before serving.