Piri-Piri Chicken

Developed by Portuguese settlers in Mozambique and Angola in the 16th–17th c. after they encountered the African bird's-eye chili (piri-piri means "pepper-pepper" in Ronga, a Bantu language of southern Mozambique (often loosely attributed to Swahili)). The dish came home with returning colonists; the modern marinade — vinegar, garlic, paprika, chili, oil — stabilized in mid-20th-century Portugal, and chains like Bonjardim in Lisbon and later Nando's globalized it.

Portuguese settlers met the African bird's-eye chili in Mozambique and Angola in the 16th–17th c.—piri-piri is Swahili for pepper-pepper. Vinegar in the marinade isn't flavor; the acid loosens protein so chili oil reaches past the skin.

Butterflied chicken, skin charred from the grill, slicked with a red oil that's equal parts vinegar bite and bird's-eye chili burn. Served with rice and fries, often both. The heat lands on the back of the tongue, not the front; if your lips tingle but your throat is calm, it's underseasoned.

Vinegar in the marinade isn't flavor, it's chemistry — acid loosens the protein structure so the chili oil penetrates past the skin into the meat. Butterflying matters too: the bird must lie flat against the grill so the thigh finishes when the breast does. A whole un-spatchcocked chicken cooks unevenly and the skin steams instead of charring.