01 - Preheat oven to 350°F. Line two baking sheets with parchment paper.
02 - In a medium bowl, whisk together all-purpose flour, ground cinnamon, baking soda, baking powder, and salt until evenly combined.
03 - In a large bowl, blend melted coconut oil and packed brown sugar until smooth. Stir in applesauce and vanilla extract until fully incorporated.
04 - Gradually add the dry mixture into the wet ingredients, stirring until a soft dough forms.
05 - In a small bowl, mix granulated sugar with ground cinnamon if using.
06 - Scoop tablespoon-sized portions of dough and roll into balls. Roll each ball in cinnamon sugar mixture if desired.
07 - Place dough balls on prepared sheets, spacing 2 inches apart. Gently flatten each ball slightly with your fingers.
08 - Bake for 10 to 12 minutes until cookies are set and edges are lightly golden.
09 - Allow cookies to cool on the baking sheets for 5 minutes before transferring them to a wire rack to cool completely.