Ingredients
Method
- Heat oven to 350F and grease a square baking pan.
- Whisk butter, sugar, eggs, vanilla, dark cocoa, and flour, then fold in the melted dark chocolate.
- Spread the batter into the pan.
- Dollop the peanut butter on top and swirl it through with a knife.
- Bake 25 to 28 minutes until just set, then cool fully before cutting.
Notes
Underbake slightly for that gooey fudge center.
