Add corn flakes to large bowl.

In a sauce pan on medium heat, combine marshmallows and butter and stir until all marshmallows are melted.

Add vanilla and green food coloring to marshmallow mixture and stir until combined.

Pour mixture over corn flakes and mix until all corn flakes are coated.

Drop spoonfuls onto wax or parchment paper.

Let cool for just a minute or two.

Butter hands and form wreath shapes.

Add cinnamon candies for holly berries.