A festive vegetarian dish that also doubles as a centerpiece? Sold This striking seeded twist is easy to make thanks to store-bought pizza dough. The caramelized onions are rich and buttery, and the hint of sage makes this perfectly in-season. Take your pick between popular butternut squash for color (shown here), or knobby, oddly-shaped celery root (aka celeriac) that tastes like parsley and celery had a baby. If youre going the celeriac route, heres a trick on how to peel it. Trim the top and bottom, and cut vertically down the sides of the vegetable, slicing all the way around to reveal its pale interior.