Ingredients
Method
- Heat oven to 350F and line an 8x8 pan with parchment.
- Whisk butter, sugar, and melted dark chocolate, then beat in the eggs.
- Stir in dark cocoa and flour until just combined.
- Spread the batter into the pan.
- Bake 28 to 30 minutes until just set, then sprinkle with flaky sea salt.
- Cool completely before cutting.
Notes
Use a 70 percent dark chocolate for the most intense flavor.
