Seeni sambol, also known as Sini sambol or Sawi sambol, is a traditional Sri Lankan condiment. It is a caramelised onion chutney or relish, with flavours which are spicy, sweet and aromatic. It is served as an accompaniment to rice, curries, idiyappam and appam . It is an integral component of lamprais and seeni banis .
In Sinhala 'seeni' means sweet or sugar and 'sambol' means sauce. The main ingredients are onion, sugar, tamarind juice, red chillies and salt, which can also be combined with maldive fish, curry leaves, lemongrass, cinnamon, cardamom and cloves.