Melt Butter in a large saucepan over medium low heat. Add marshmallows and stir until it’s melted. Stir in food coloring. Add the marshmallows to the cornflakes and mix.
Lay out a piece of parchment paper. Drop large spoonfuls of cornflakes onto the paper. Butter or lightly grease your hands and use your fingers to shape each into a wreath. Top with cinnamon candies.