|Preheat oven to 375 degrees F. Grease 8 muffin cups.|
In a small bowl, melt butter.
In another small bowl, combine cinnamon and sugar.
Roll marshamallow in melted butter; then roll in cinnamon-sugar mixture. Wrap in a crescent roll triangle, being sure to seal tightly.
Place them in a prepared pan. Bake for 8-10 minutes until golden brown.