Hot Cocoa Macaron

Name: Hot Cocoa Macaron
Prep time: 30 min
Cook time: 36 min
Total time: 1 h 6 min
Cuisine: European, Mediterranean, French
Ingredients: 1 cup softened butter; 2/3 cup powdered sugar; 1 ounce instant cocoa; ¼ teaspoon vanilla extract; 4 ounces almond meal; 1/2 ounce unsweetened cocoa powder; 1/2 ounce dehydrated marshmallow bits; 7 ounces powdered sugar; 4 ounces egg white, room temperature; Pinch cream of tartar; 50 grams granulated sugar