Worth a shot! Not a fan of sweet potatoes but I'll still try! Ottolenghi's Sweet Potato Cakes: just fry it in non butter.
Vegetarian Thanksgiving recipes from "Jerusalem" cookbook: Roasted Cauliflower, Hazelnut and Pomegranate Seed Salad; Chermoula Eggplant With Bulgur and Yogurt; and Roasted Sweet Potatoes and Fresh Figs
Roasted Butternut Squash Red Onion with Tahini Zaatar from new Jerusalem cookbook by Ottolenghi and Tamimi