Root Vegetable Gratin with Sweet Potatoes, Parsnips & Beets – Cozy, Colorful & Crowd-Pleasing

This Root Vegetable Gratin is a stunning side dish layered with sweet potatoes, earthy beets, and tender parsnips in a creamy, garlicky sauce with bubbling cheese on top. It's colorful, comforting, and full of bold fall flavor. Perfect for holiday dinners, Sunday roasts, or any cozy gathering. Vegetarian-friendly and easily prepped ahead! Watch the video for simple layering, slicing, and baking tips to create a dish that looks as good as it tastes.