Heat oven to 350℉ (175℃).
Line 3 sheet pans with parchment paper. Set aside.
In a large bowl, whisk together flour, sugar, baking powder, baking soda, and lemon zest. Set aside.
In a medium bowl, whisk together eggs, oil, lemon juice, and vanilla.
Pour over dry ingredients.
Mix together just until all ingredients are incorporated. Do not over mix!
Use a 1 Tablespoon cookie scoop to portion dough.
Roll into balls.
Roll each ball in granulated sugar to coat.
Then roll each ball in powdered sugar to coat.
Place cookies 2 inches apart on prepared cookie sheets.
Bake for 12 minutes, or until done.