Cellophane noodles are so convenient to cook with because all they need is a quick soaking before adding to a recipe. If you’re not a fan of tempeh, use seitan or extra-firm tofu instead.
Soak the noodles in warm water until softened, about 30 minutes.
Heat the oil in a large skillet or wok over medium-high heat. Add the tempeh and stir-fry until browned, about 4 minutes. Add the bell pepper, zucchini, scallions, and lemongrass, and stir-fry for 1 minute. Drain the softened noodles, then add them to the skillet along with the tamari, vinegar, su