01 - Preheat oven to 350°F. Line two baking sheets with parchment paper.
02 - Whisk together flour, baking soda, baking powder, and salt in a medium bowl. Set aside.
03 - Beat butter, granulated sugar, and lemon zest in a large bowl until light and fluffy, about 2 minutes.
04 - Add eggs one at a time, beating well after each. Mix in lemon juice and vanilla extract.
05 - Gradually add dry ingredients to the wet mixture, mixing just until combined.
06 - Gently fold in blueberries with a spatula, being careful not to crush them.
07 - Drop rounded tablespoons of dough onto prepared baking sheets, spacing about 2 inches apart.
08 - Bake for 11 to 13 minutes, until edges are just set and centers look soft. Do not overbake.
09 - Cool on baking sheet for 5 minutes, then transfer to a wire rack to cool completely. Dust with powdered sugar if desired.