Line an 8” square baking pan with aluminum foil; set aside. In a 2 qt. saucepan, combine marshmallow cream, sugar, cream, butter, coffee powder, cinnamon and salt. Bring to a boil over medium heat, stirring constantly. Continue to boil 5 minutes, stirring constantly. Remove from heat. Stir in chocolate chips until smooth.
Pour into prepared pan. Cover and refrigerate at least 4 hours. Place on cutting board and cut into 36 squares.