Method 
1. Place ½ cup of water, sugar, coriander root and half the ginger in a small saucepan. Bring to the boil, reduce heat and simmer for 4-5 minutes. Remove to cool.
2. Add the lime juice and fish sauce to the ginger mixture, stir well to combine.
3. To serve, arrange oysters on a plate, place ½ tablespoon of dressing on each oyster. Sprinkle with red onion and top with a coriander leaf.



























