How to decorate “Tic Tac Toe” Cookies How to decorate “Tic Tac Toe” Cookies In collaboration with Johanie Créative, here is how to decorate tic tac toe cookies. Categories: Cookies, Brownies & Bars Desserts Valentine's day Ingredients 1 batch Chocolate Cutout Sugar Cookies white royal icing (filler), #3 tip black royal icing (filler), #2 tip pink royal icing (detail), #2 tip red royal icing (detail), #2 tip square cookie cutter Instructions For more inspiring ideas on how to decorate cookies, and crafts, visit Johanie Creative's website. Prepare a batch of Chocolate Cutout Sugar Cookies and let cool completely before decorating. Cover the cookie with white filler and let dry few hours before moving on to the next step. Trace a grid with black detail icing. Draw hearts with pink detail icing and X with red detail icing. Let dry completely before handling the cookies. CHEF'S TIPS To save some time, let cookies dry in front of a fan.