1Istruzioni
- 1
Preheat your oven to 175°C (350°F). Line an 8x8 inch (20x20 cm) baking pan with parchment paper, leaving some overhang for easy removal.
- 2
In a microwave-safe bowl, melt the unsalted butter. Let it cool slightly.
- 3
In a large mixing bowl, whisk together the melted butter, granulated sugar, and brown sugar until smooth and creamy.
- 4
Add the egg and vanilla extract to the mixture and whisk until fully combined.
- 5
In a separate bowl, sift together the all-purpose flour, cocoa powder, baking powder, and salt.
- 6
Gradually add the dry ingredients to the wet ingredients, mixing gently until just combined. Do not overmix.
- 7
Fold in the dark chocolate chips and semi-sweet chocolate chips evenly into the batter.
- 8
Pour the batter into the prepared baking pan and spread it evenly with a spatula.
- 9
