01 -
Preheat oven to 175°C and line two baking sheets with parchment paper.
02 -
Whisk together flour, cocoa powder, baking soda, and salt in a medium bowl.
03 -
Beat softened butter with granulated and brown sugars until light and fluffy. Incorporate the egg and vanilla extract thoroughly.
04 -
Gradually blend dry ingredients into the wet mixture until fully combined.
05 -
Scoop tablespoon-sized dough balls onto prepared sheets, spacing them approximately 5 cm apart.
06 -
Bake for 10 minutes or until cookies are puffed. Allow to cool slightly on the sheets.
07 -
Melt white chocolate chips and drizzle over cookies to form spiderweb patterns. For precision, drag lines outward from the center using a toothpick.