One of the greatest pleasures of the season is decorating Christmas cookies with a perfect royal icing: a technique that transforms simple cookies into edible works of art. Royal icing ...

Achieving uniform Christmas cookie tree shapes requires evenly rolled ... Here’s how: If you’re feeling adventurous, try using royal icing for sharper lines and a more professional look.

Spoon the icing into a piping bag with a thin round piping tip. Pipe a zig zag pattern onto each cookie to make a Christmas tree. Working quickly, top with mini rainbow chocolate beans to decorate.