Blend all vinaigrette ingredients until smooth and creamy. Store in the fridge for up to two weeks.
Pan fry your frozen corn in avocado oil until heated throughout then set aside. Chop your zucchini into bite sized pieces and sauté in avocado oil until browned on both sides. Make sure to stir frequently.
Assemble your salad! Start with the romaine and arugula then top with the corn, zucchini, sliced avocado, vegan feta crumbles, and a drizzle of your dressing.