Melissa Clark’s wild rice and mushroom casserole is creamy, rich and satisfying. Pizza for Thanksgiving? This colorful roasted apple, butternut squash and caramelized onion pizza, which has “cheese” made from a purée of white beans and garlic, would be a lively addition to the table. If you long for a traditional carving moment, roast a head of cauliflower and slice it at the table . Drizzle it with a vibrant romesco sauce . Savory pie, like this harvest tart with pumpkin and peppers, is always a good idea. But for something truly unforgettable, trot out this mushroom Wellington. You’ll need to make a few substitutions to make it vegan: Use vegan puff pastry (like Pepperidge Farm and Mazor’s ), an egg substitute for brushing the puff pastry and a butter substitute for the port reduction and caramelized onions.