Christmas Tree Cake

This is the kind of project cake that lives forever in childhood Christmas memories. A standard 13×9 cake mix gets baked, then cut diagonally and reassembled into a triangular tree shape that’s the centerpiece of the holiday dessert table. The decorator frosting is a stable shortening-based buttercream that holds piped details and bright green food coloring without bleeding or sliding off the cake.

The decorations are where this becomes a kid project. Peppermint candies stand in for ornaments, pretzel rods form the tree trunk, and a flattened large gumdrop cut with a star cookie cutter crowns the top. The non-dairy creamer in the frosting is the secret weapon that keeps the buttercream stable at room temperature, which matters when the cake sits out at a party or on the dessert table for hours.

Kitchen Tips

• Beat the frosting at high speed for the full 5 minutes. The extended whip incorporates air and gives the frosting its smooth pipeable texture.
• Tint the frosting in small batches if you want different shades of green for visual depth.
• Cut the cooled cake with a serrated knife in a sawing motion. Pressing straight down compresses the crumb and ruins the clean tree shape.
• Apply the frosting in two coats. A thin crumb coat first, chill for 15 minutes, then the final green layer. This prevents crumbs from showing through the top coat.

Variations

• Use red and white peppermints arranged in a candy-cane spiral down the tree for a more elegant look.
• Pipe white frosting in a swirl pattern over the green for a snow-dusted tree effect.
• Top with edible silver dragees or sanding sugar for added sparkle that catches the light.