Rich chocolate cookies with fudgy centers and crisp edges, inspired by classic brownies.
1 cup semi-sweet chocolate chips
2 tablespoons unsalted butter
2 large eggs
3/4 cup granulated sugar
1/4 cup brown sugar
1 teaspoon vanilla extract
1/2 cup all-purpose flour
2 tablespoons unsweetened cocoa powder
1/2 teaspoon baking powder
1/4 teaspoon salt
1/2 cup chocolate chips
Do not overbake for soft centers.
Let batter rest briefly if too thin.