01 -
Combine confectioners' sugar, 5 tbsp milk, corn syrup and vanilla, whisking until completely blended
02 -
Slowly blend in milk until the mixture hangs for 3-4 seconds when drizzled. Set aside 1/3 for outlining
03 -
For the leftover mixture, stir in extra milk until it quickly dissolves when dripped back into the bowl
04 -
Mix food coloring into both batches if you want colored icing
05 -
Draw the borders first, then fill the centers. Spread with a toothpick to reach corners
06 -
Let your cookies sit undisturbed for 20-24 hours before you stack them