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Cheesy Root Vegetable Gratin

A delightful and creamy dish that combines the natural sweetness of root vegetables with cheesy flavor, perfect for colder months and holiday gatherings.
Prep Time 30 minutes
Cook Time 50 minutes
Total Time 1 hour 20 minutes
Course Main Course, Side Dish
Cuisine American
Servings 6 servings
Calories 300 kcal

Ingredients
  

Vegetable Preparation

  • 1 tablespoon unsalted butter (softened) For greasing the baking dish.
  • 1-2 long sweet potatoes sweet potatoes (about 2 inches thick), peeled
  • 3-4 large parsnips parsnips, ends trimmed and peeled
  • 3-5 small beets beets, peeled

Cream and Cheese Mixture

  • 14 tablespoons heavy cream, divided
  • 4 ounces grated Parmesan, divided
  • 1 tablespoon fresh minced thyme, divided
  • 1 clove garlic, minced
  • 1 ounce shredded gruyere
  • to taste Salt and pepper

Instructions
 

Preparation

  • Preheat oven to 400˚F. Grease a 3-quart baking dish with butter.
  • Slice sweet potatoes, parsnips, and beets into very thin rounds and transfer each vegetable to its own bowl.
  • Pour 4 tablespoons of cream over each bowl of sweet potatoes and parsnips, and 2 tablespoons of cream over beets.
  • Top each bowl of sliced vegetables with ½ ounce grated Parmesan and 1 teaspoon of minced thyme.
  • Season each bowl generously with salt and pepper and toss together until all vegetable slices are well coated.

Cooking

  • Pour the remaining 1/4 cup cream into the bottom of the baking dish and sprinkle with ½ ounce of Parmesan and minced garlic.
  • Line the baking dish with stacks of sweet potatoes, parsnips, and beets.
  • Season the top with salt and pepper and remaining Parmesan.
  • Cover with foil and bake for 30 minutes or until vegetables are soft.
  • Uncover and top with shredded gruyere. Bake uncovered for an additional 18 to 20 minutes until fork-tender and the top is lightly browned.
  • Finish with a sprinkle of fresh thyme leaves and serve warm.

Notes

Cheesy Root Vegetable Gratin can be served as a side dish or a main course. It pairs well with roasted meats, grilled chicken, or can be enjoyed on its own with a side salad. For a festive touch, feel free to add some extra thyme or a drizzle of olive oil just before serving.
Keyword Cheesy Gratin, comfort food, Holiday Recipe, Root Vegetables, vegetarian