The sauce can be made more or less spicy, depending on how many peppers you add. Check the heat of each before using by licking the cut stem end. Swap out bok choy for the cabbage, or radish for the carrots.
Salad
Sauce
Make sauce a day ahead, if possible, to let the flavors meld.
This makes more sauce than you need for the salad. Use over grilled vegetables, as a marinade, or as an asian sipping sauce.
Find it online: http://shiftycrafty.com/summer-squash-ribbon-thai-salad/