In a medium bowl, mix all ingredients for marinade, then add the meat.
Cook short ribs at 250°F in the oven for 5 hours.
After short ribs is done cooking remove excess oil and get 1 cup of it’s drippings. Put it in a sauce pot over medium heat and add water, 5 spice powder, soy sauce, hoisin sauce, oyster sauce, star anise, coriander, cinnamon, coffee extract, sugar and pepper paste. Reduce until sauce thick and coats the back of a spoon.
Mix the sauce with the meat.
Garnish with cilantr, sesame seeds and chili flakes.