Ingredients
Equipment
Method
Preheat oven to 350°F. Line baking sheets with parchment paper.
Whisk flour, cocoa, hot chocolate mix, baking soda, and salt together in a bowl.
Beat butter and sugars until fluffy, about 2 minutes. Add egg and vanilla, beat until smooth.
Mix in dry ingredients on low just until combined. Fold in chocolate chips.
Scoop dough onto prepared sheets and bake for 8 minutes.
Press one marshmallow half into each cookie center and return to oven for 2 to 3 more minutes.
Cool on pan 5 minutes, transfer to wire rack, dust with powdered sugar.
