Adjust the jaggery and tamarind quantities to balance sweetness and tanginess to your preference. For a nuttier crunch, lightly toast the cashews before adding. Serve this sweet-sour fry as an accompaniment to rice or flatbread for a flavourful contrast. Leftovers keep well in the refrigerator for up to two days; reheat gently to preserve texture. Korella with kaju and kishmish is often served during puja and special lunches. It reflects the depth, restraint and creativity of Bangladeshi vegetarian cuisine.