1Pour the milk into a 3 quart crock pot. Add the cinnamon sticks.
Cover and turn to low. Cook for 1 1/2 - 2 hours. You are infusing the milk with the cinnamon flavor DON'T SKIP THIS STEP!
2Remove the cinnamon sticks and add the chocolate chips, brown sugar, vanilla extract and grond cinnamon. Let cook for 30 - 45 minutes covered. When chocolate chips start to melt whisk to incorporate and add the sea salt.
Let cook for an additional 30 minutes covered.
3Whisk again and ladle into heatproof mugs and garnish each mug full with a dollop of marshmallow fluff, pecans and drizzled caramel.