Mai's Light Vietnamese Dipping Sauce
Make shrimp broth: Combine shrimp shells and 2 cups water in small pan. Bring to a boil, then reduce the heat and simmer for 5 minutes. Strain, and set aside to cool.Advertisement
Measure 1 cup shrimp broth, and place in a bowl. Add fish sauce, sugar, vinegar, and chiles; stir well. The sauce will keep, refrigerated in a covered jar, for up to 2 weeks.