01 -
In a medium mixing bowl, whisk together the flour, cocoa powder, baking powder, and salt until thoroughly combined.
02 -
In a microwave-safe bowl, combine the chopped chocolate and butter. Heat in 30-second intervals, stirring between each, until completely melted and smooth. Allow mixture to cool slightly.
03 -
In a large mixing bowl, whisk together granulated sugar, brown sugar, eggs, and vanilla extract until the mixture is blended well.
04 -
Add the melted chocolate and butter mixture to the egg and sugar blend. Stir until smooth and uniform.
05 -
Gradually fold the dry ingredients into the wet mixture until just combined. Avoid overmixing. The dough will be thick and sticky.
06 -
Cover the dough and refrigerate for a minimum of 30 minutes to firm it up.
07 -
Preheat the oven to 175°C. Line baking sheets with parchment paper. Divide dough into 12 equal portions. Flatten each portion, place a chocolate chunk in the center, and wrap the dough around it, sealing completely.
08 -
Arrange cookie balls onto prepared baking sheets, spacing them 5 centimetres apart. Bake for 10-12 minutes until edges are set but centres remain soft and surfaces are crackled.
09 -
Allow cookies to rest on baking sheet for 5 minutes before transferring to a wire rack. Serve warm for an optimal molten center.