01 - Preheat oven to 350°F. Line two baking sheets with parchment paper.
02 - In a medium bowl, whisk together flour, baking soda, salt, ground ginger, cinnamon, and cloves until evenly blended.
03 - In a large bowl, beat softened butter with brown sugar and granulated sugar until the mixture is light and fluffy.
04 - Add egg, molasses, and vanilla extract to the butter mixture and beat until fully combined.
05 - Gradually add dry ingredients to the wet mixture, stirring until just combined to avoid overmixing.
06 - Fold in semi-sweet chocolate chips and chopped crystallized ginger if using.
07 - Scoop heaping tablespoon-sized portions of dough onto prepared baking sheets, spacing about 2 inches apart.
08 - Bake for 11 to 13 minutes until edges are set but centers remain soft.
09 - Allow cookies to cool on baking sheets for 5 minutes before transferring to a wire rack to finish cooling.