The marshmallows on top of the "brownie-like" cookies are "toasted to perfection" under the broiler, says cookbook author Sarah Fennel Sarah Fennel is turning to her oven to capture the sweet ...

Dutch-process cocoa powder: This flavors the dough ... You could even experiment with adding 1/4 teaspoon of peppermint extract, too. Try toasting the filling. You can toast the marshmallow ...

Her hot cocoa-inspired recipe includes a decadent chocolate-peppermint cookie base, covered with melted, bittersweet chocolate and covered with roasted marshmallow. "The marshmallow on top is ...

In these Hot Cocoa Marshmallow Sandwiches, two deeply chocolatey cookies sandwich a vanilla bean-infused marshmallow ... You could even experiment with adding 1/4 teaspoon of peppermint extract, too.