Ingredients

1/4 cup fresh lime juice (from 2 limes) 

2 tablespoons fish sauce 

1 teaspoon unseasoned rice-wine vinegar 

1 tablespoon sugar 

1 small garlic clove, minced 

1/4 teaspoon crushed red-pepper flakes 

Preparation

Combine all of the ingredients in a small bowl. Let stand at room temperature for at least 1 hour.