[header] How to ice cookies [title] Bake your cookies and allow them to cool. [step] Fresh from your oven, your cookies will be too hot to handle, but even warm cookies can cause your icing to melt and ruin your designs. To prevent this from happening, wait until the cookies are cool to the touch before icing. 
[title] Purchase, gather, or make your pastry bag. [step] A pastry bag will help you direct the flow of icing, allowing you to more precisely apply it to your cookies.