01 - Preheat oven to 350°F and line two baking sheets with parchment paper.
02 - In a medium mixing bowl, whisk together all-purpose flour, baking soda, baking powder, and salt. Set aside.
03 - In a large mixing bowl, cream together softened vegan butter and 3/4 cup granulated sugar until light and fluffy.
04 - Add pineapple purée, non-dairy milk, vanilla extract, and apple cider vinegar to the creamed mixture. Mix until fully combined.
05 - Gradually incorporate the dry ingredients into the wet mixture, stirring until a soft dough forms.
06 - Scoop tablespoon-sized portions of dough and roll into balls. Coat each ball in the reserved granulated sugar.
07 - Place dough balls onto prepared baking sheets, spacing approximately 2 inches apart. Gently flatten with your palm or the base of a glass.
08 - Bake for 10 to 12 minutes, or until edges are set and just beginning to color.
09 - Cool cookies on the baking sheet for 5 minutes, then transfer to a wire rack to cool completely.