01 - Preheat the oven to 350°F and line two baking sheets with parchment paper.
02 - In a medium bowl, whisk together flour, cocoa powder, baking soda, and salt until well blended.
03 - In a large bowl, beat the softened butter, granulated sugar, and brown sugar until light and fluffy.
04 - Beat in eggs one at a time, then add vanilla, orange zest, and orange juice. Mix until fully incorporated.
05 - Gradually add the dry ingredients to the wet mixture, mixing until just combined. Do not overmix.
06 - Gently fold in the semisweet chocolate chips until evenly distributed throughout the dough.
07 - Drop tablespoon-sized balls of dough onto prepared baking sheets, spacing about 2 inches apart.
08 - Bake for 10-12 minutes until edges are set but centers remain slightly soft.
09 - Let cookies rest on baking sheets for 5 minutes, then transfer to wire racks to cool completely.
10 - Create spooky faces using candy eyeballs, sprinkles, or icing. Use melted chocolate for additional details if desired.