Guy chars slices of sweet potato and onion before layering them with Gruyere cheese and a horseradish cream sauce in a baked gratin!Subscribe to #discoveryplus to stream more of #GuysBigBite: http://discoverypl.us/2NeKVgd. Get the recipe ▶ https://foodtv.com/3L8cJfmSubscribe to Food Network ▶ http://foodtv.com/YouTubeWe know one thing is certain — Guy Fieri's food is as fun, fearless and fundamental as his larger-than-life personality. We hope you're hungry, because this Guy's imagination knows no limits. Open wide for Guy's Big Bite!Welcome to Food Network, where learning to cook is as simple as clicking play! Grab your apron and get ready to get cookin' with some of the best chefs around the world. We'll give you a behind-the-scenes look at our best shows, take you inside our favorite restaurant and be your resource in the kitchen to make sure every meal is a 10/10!Sweet Potato-Onion GratinRECIPE COURTESY OF GUY FIERILevel: IntermediateTotal: 1 hr 40 minActive: 40 minYield: 4 to 6 servingsIngredients2 tablespoons unsalted butter, room temperature4 medium or 2 large sweet potatoes, peeled, sliced into 1/2-inch-thick rounds 2 medium or 1 large Vidalia onion, peeled, sliced 1/2-inch thick 1/4 cup canola oil Kosher salt and freshly ground black pepper 2 cups half-and-half 4 tablespoons freshly grated horseradish 2 tablespoons fresh thyme leaves 8 ounces Gruyere cheese, grated (about 2 cups) DirectionsPrepare a grill for medium-high heat. Preheat the oven to 350 degrees F. Grease a 9-by-13-inch baking dish with the butter.Oil the sliced sweet potatoes and onions with the canola oil and sprinkle with salt and pepper. Grill the sweet potatoes and onions until slightly charred on each side and just halfway cooked. Set aside.Combine the half-and-half, horseradish, thyme, 2 teaspoons salt and 1 teaspoon pepper in a bowl. Sprinkle one-third of the Gruyere in an even layer over the bottom of the prepared baking dish. Layer one-third of the grilled sweet potatoes and onions on top of the Gruyere. Repeat twice¿one-third of the cheese, one-third of the vegetables¿to create three even cheese-vegetable layers. Pour the half-and-half mixture over the top, cover with foil and bake for 35 to 40 minutes. Uncover and continue baking until the sweet potatoes are tender and the gratin is golden brown, another 15 to 20 minutes. Let rest for 15 minutes before serving.Subscribe to our channel to fill up on the latest must-eat recipes, brilliant kitchen hacks and content from your favorite Food Network shows.▶ FOOD NETWORK KITCHEN APP: http://foodtv.com/FNKApp▶ WEBSITE: https://www.foodnetwork.com▶ FULL EPISODES: https://watch.foodnetwork.com▶ FACEBOOK: https://www.facebook.com/FoodNetwork▶ INSTAGRAM: https://www.instagram.com/FoodNetwork▶ TWITTER: https://twitter.com/FoodNetwork#GuyFieri #GuysBigBite #FoodNetwork #SweetPotatoOnionGratinGuy Fieri's Sweet Potato-Onion Gratin | Guy's Big Bite | Food Networkhttps://www.youtube.com/watch?v=dv7mQdfDNws
