In Vietnam, Hanoi-style salmon usually comes with this pungent sauce. The key ingredient, fermented shrimp paste, is beloved across Southeast Asia. This sauce goes with Hanoi-Style Salmon with Turmeric and Dill, which is delicious on its own, topping noodle bowls, or rolled into spring rolls.
Makes about 1 1/3 cups (serves 6 to 8) (serving size: 1 tbsp.)
In a small bowl, whisk together 6 tbsp. warm water with the sugar until sugar is dissolved. Whisk in remaining ingredients.
Make ahead: Up to 1 week.