Ingredients:
1 1/2 Oz Tequila
1 1/2 Oz Chocolate Liqueur
2 Oz Cream
3/4 Cup Crushed Ice
1/2 Tsp Cinnamon

Method:
Combine all ingredients except cinnamon in a blender and blend at high speed until smooth. Pour into a chilled margarita glass. Sprinkle the top with cinnamon, and serve.