01 -
Preheat the oven to 350°F and line a baking sheet with parchment paper. Place the granulated sugar and powdered sugar for the topping in two separate shallow bowls. Set aside.
02 -
In a large bowl, combine the cocoa powder, granulated sugar and oil with a wooden spoon until combined.
03 -
Add the eggs and vanilla, mixing until just combined.
04 -
Sprinkle in the salt, baking powder and flour. Mix until well incorporated and a stiff dough forms.
05 -
Using a cookie dough scoop, roll the dough into 1 1/2 inch balls. If the dough is too sticky to roll (dependent on temperature of kitchen and varying brands of ingredients used), refrigerate for 30 minutes then try again.
06 -
Roll each ball in a thin layer of granulated sugar first, then roll in a thick layer of powdered sugar.
07 -
Place the coated dough balls on the prepared baking sheet about 2 inches apart. Bake for 10 minutes or until the tops of the cookies crinkle and the edges are set. The cookies will firm up as they cool.
08 -
Allow the cookies to cool on the baking sheet for 5-10 minutes before transferring to a wire rack to cool completely.
09 -
Store at room temperature in an airtight container for up to 1 week or in the freezer, in a single layer in an airtight container or bag, for up to 3 months.