01 -
In a large mixing bowl, whisk together cocoa powder, granulated sugar, and vegetable oil until smooth. Add eggs and vanilla extract, mixing thoroughly.
02 -
In a separate bowl, sift together flour, baking powder, and salt. Gradually add the dry mixture to the wet, stirring until a thick dough forms.
03 -
Cover the dough and refrigerate for at least 2 hours or overnight to enhance the crinkle texture.
04 -
Preheat oven to 175°C and line a baking sheet with parchment paper.
05 -
Scoop tablespoon-sized portions of dough and roll into balls. Generously coat each ball in powdered sugar.
06 -
Place the coated dough balls on the baking sheet spaced 5 cm apart. Bake for 10 to 12 minutes until tops are crinkled and edges are set.
07 -
Allow cookies to cool on the baking sheet for 5 minutes before transferring to a wire rack to cool completely.