01 - Whisk together flour, baking soda, baking powder, salt, ginger, cinnamon, cloves, and nutmeg in a medium bowl; set aside.
02 - Beat softened butter and dark brown sugar in a large bowl until light and fluffy, approximately 2 minutes.
03 - Add egg, molasses, and vanilla extract to the butter mixture and beat until fully combined.
04 - Gradually mix dry ingredients into wet mixture on low speed until dough forms.
05 - Divide dough in half, shape each into a disk, wrap tightly in plastic, and refrigerate for at least 1 hour or overnight.
06 - Preheat oven to 350°F (175°C); line two baking sheets with parchment paper.
07 - Roll one dough disk on a lightly floured surface to 1/4 inch thickness; keep remaining dough chilled.
08 - Cut out gingerbread men using a cookie cutter and place 1 inch apart on prepared baking sheets.
09 - Bake for 8 to 10 minutes until edges are set; cool on the baking sheet for 3 minutes before transferring to a wire rack to cool completely.
10 - Once cooled, decorate each cookie with royal icing and press three mini chocolate candies onto each for buttons; allow icing to set before serving.