Swiss chard au gratin is a delicious and hearty side dish that's perfect for a cozy winter meal. This recipe takes the classic gratin to the next level with the addition of Swiss chard, a nutrient-rich leafy green that adds a beautiful pop of color and a slightly earthy flavor. The chard is first blanched to soften it, then layered with a creamy béchamel sauce and shredded Parmesan cheese. Baked until bubbly and golden, this gratin is comfort food at its finest. With its combination of flavors and textures, this dish is sure to be a crowd-pleaser. It's a great way to get your daily dose of veggies, and the addition of roasted garlic gives it a subtle sweetness that pairs perfectly with the nutty Parmesan. Whether you're serving it alongside a holiday roast or as a standalone vegetarian main course, this Swiss chard au gratin is sure to impress.