This citrus salad dressing is a good match with Asian Noodle Salad.
Using the smallest holes of a box grater, remove 1 tablespoon zest from limes. Squeeze limes, yielding 1/4 cup juice.
In a medium bowl, combine peanut oil, sesame oil, soy sauce, mirin, sugar, lime zest, lime juice, and red-pepper flakes; whisk to combine. Store in an airtight container, refrigerated, until ready to use.