Asian seafood markets usually offer a good selection of sizes at reasonable prices. Dried shrimp roe is sold in small jars in Chinese grocery shops. The roe are tiny, but intensely flavoured.

While you're there, pick up the other ingredients needed for this dish such as belacan (fermented dried shrimp paste), tamarind pulp, ikan bilis and pandan leaves. If candlenuts are unavailable ...

coriander roots and dried coconut in a food processor until well combined as a thick, rough paste. Transfer the paste to a resealable freezer bag and add the prawns. Seal the bag, removing as much ...