Melt the chocolate in a skillet until smooth. Remove from heat and stir in the nut milk and coconut sugar; stir until well blended. Add the cacao powder, vanilla, espresso, cinnamon, cayenne pepper, and sea salt and continue to stir until no clumps remain.
½ cup dark chocolate, 1 ½ cup nut milk of choice, 2 Tbsp coconut sugar, 2 Tbsp cacao powder, 1 tsp vanilla, 1 tsp espresso, ¼ tsp cinnamon, ⅛ tsp cayenne pepper, ¼ tsp sea salt