the.com/butter chicken

means A mild, creamy North Indian curry made by simmering roasted tandoori chicken in a spiced tomato sauce enriched with butter and cream.

from Invented in Delhi, most accounts say at the restaurant Moti Mahal, by cooks improvising with leftover tandoori chicken — grilled birds going dry in the tandoor were tossed into a tomato-butter gravy to keep them moist and sellable. The exact year and inventor are disputed (and have even ended up in actual courtroom claims between rival families), but the dish's practical, waste-not origin as rescued tandoori chicken is the part most food historians agree on.