01 -
Preheat oven to 350°F. Line two baking sheets with parchment paper.
02 -
In a medium bowl, whisk together flour, cocoa powder, baking powder, baking soda, salt, cinnamon, chile powder, and espresso powder until evenly mixed.
03 -
Using an electric mixer, beat the softened butter on medium speed for 1 minute until smooth. Add both sugars and continue beating on medium-high speed for 2 to 3 minutes until light and fluffy.
04 -
Add eggs one at a time, beating well after each addition. Mix in vanilla extract thoroughly.
05 -
Gradually add the dry ingredients into the wet mixture, mixing on low speed just until combined to avoid overmixing.
06 -
Gently fold in the chocolate chips or chunks using a rubber spatula, ensuring even distribution.
07 -
In a small bowl, mix together sugar, cinnamon, and optional chile powder for rolling the dough.
08 -
Scoop 1.5 to 2 tablespoons of dough per cookie, roll into balls, then coat evenly in the sugar-spice mixture.
09 -
Place coated dough balls on prepared baking sheets, spacing each about 2 inches apart.
10 -
Bake for 10 to 12 minutes or until edges are set but centers appear slightly soft for optimal chewiness.
11 -
Allow cookies to cool on baking sheets for 5 minutes before transferring to a wire rack to cool completely.