Try this with cauliflower "steak" slices. Recipe and video, Bon Appetit. August is cauliflower season though available all the time. Meaty, caramelized cauliflower florets and some just-this-side-of-burnt onions all tossed with grated Parmigiano.
* use Walden farms syrup VEGAN Sweet and Spicy Roasted Cauliflower –– FAVORITE easy side dish. Toss everything in a bag, roast it, and you're done. I usually eat half of it off the sheet pan before dinner!