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Cheesy Root Vegetable Gratin

Deliciously Cheesy Root Vegetable Gratin for Cozy Gatherings

This Cheesy Root Vegetable Gratin elevates root veggies into a comforting, visually stunning side dish perfect for gatherings.
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Prep Time 30 minutes
Cook Time 50 minutes
Total Time 1 hour 20 minutes
Servings: 6 servings
Course: Dinner
Cuisine: Vegetarian
Calories: 350
Ingredients Equipment Method Nutrition Notes

Ingredients
  

For the Gratin
  • 2 tablespoons Unsalted Butter Softened for greasing the baking dish
  • 2 cups Sweet Potatoes Sliced thinly
  • 2 cups Parsnips Sliced thinly
  • 2 cups Beets Sliced thinly
  • 1 cup Heavy Cream Divided for coating vegetables
  • 1 cup Grated Parmesan Divided for layering
  • 1 tablespoon Fresh Minced Thyme Can substitute with dried thyme
  • 2 cloves Garlic Minced
  • 1 cup Shredded Gruyère Cheese Can substitute with Swiss cheese
  • 1 teaspoon Salt To taste
  • 1 teaspoon Pepper To taste
Optional Toppings
  • 2 tablespoons Fresh Thyme Leaves For garnishing

Equipment

  • Oven
  • 3-quart baking dish
  • Knife
  • Mandoline
  • Spatula
  • Aluminum foil

Method
 

Step-by-Step Instructions
  1. Preheat your oven to 400°F (200°C) and grease a 3-quart baking dish with softened unsalted butter.
  2. Slice sweet potatoes, parsnips, and beets into 1/8 inch thick slices and keep in separate bowls.
  3. Mix sweet potatoes and parsnips each with 4 tablespoons of heavy cream. Combine beets with 2 tablespoons cream, grated Parmesan, minced thyme, salt, and pepper.
  4. Pour 1/4 cup of heavy cream into the baking dish, sprinkle with Parmesan, and spread minced garlic across the bottom.
  5. Layer the vegetables vertically in the dish, alternating between sweet potatoes, parsnips, and beets.
  6. Season the top with salt and pepper, cover with remaining grated Parmesan, and prepare for baking.
  7. Cover with aluminum foil and bake for 30 minutes.
  8. Remove foil, sprinkle shredded Gruyère cheese on top, and bake uncovered for an additional 18-20 minutes.
  9. Garnish with fresh thyme leaves and serve warm.

Nutrition

Serving: 1servingCalories: 350kcalCarbohydrates: 40gProtein: 8gFat: 20gSaturated Fat: 12gPolyunsaturated Fat: 1gMonounsaturated Fat: 7gCholesterol: 50mgSodium: 600mgPotassium: 800mgFiber: 5gSugar: 8gVitamin A: 15000IUVitamin C: 10mgCalcium: 300mgIron: 2mg

Notes

This dish can be prepared a day in advance. Store leftovers in an airtight container for up to 3 days.

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