This tackle a traditional Sri Lankan curry is especially distinctive as a result of its use of black pepper, which has a slow-building warmth that creeps up on you. Black pepper doesn’t comprise capsaicin, the substance chargeable for chiles’ spiciness; as a substitute it possesses a compound known as piperine that provides it a warming depth. (Peppercorns are likely to lose their pungency over time, so think about cracking open a recent jar for this recipe.) Paired with aromatic spices (cloves, cardamom, coriander), fatty pork, and an ample quantity of vinegar to steadiness every thing out, this curry is an explosion of taste.