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Cheesy Root Vegetable Gratin

Creamy Cheesy Root Vegetable Gratin for Cozy Gatherings

This Cheesy Root Vegetable Gratin is a rich blend of sweet potatoes, parsnips, and beets, perfect for any gathering.
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Prep Time 20 minutes
Cook Time 50 minutes
Cooling Time 10 minutes
Total Time 1 hour 20 minutes
Servings: 8 servings
Course: Dinner
Cuisine: American
Calories: 320
Ingredients Equipment Method Nutrition Notes

Ingredients
  

For the Gratin
  • 2 tablespoons Unsalted Butter For greasing the baking dish
  • 3 cups Sweet Potatoes Sliced into thin rounds
  • 2 cups Parsnips Sliced into thin rounds
  • 2 cups Beets Sliced into thin rounds
  • 2 cups Heavy Cream Can substitute with whole milk
  • 1 cup Grated Parmesan For layering
  • 1 tablespoon Fresh Thyme For layering
  • 2 cloves Garlic Minced
  • 2 cups Shredded Gruyere For the topping
For Serving (optional)
  • 4 sprigs Fresh Thyme Sprigs For garnish

Equipment

  • 3-quart baking dish
  • knife
  • Mandoline
  • Mixing bowls
  • aluminum foil

Method
 

Step-by-Step Instructions for Cheesy Root Vegetable Gratin
  1. Preheat your oven to 400°F (200°C) and grease a 3-quart baking dish with unsalted butter.
  2. Slice the sweet potatoes, parsnips, and beets into very thin rounds, about 1/8 inch thick.
  3. Toss sweet potatoes and parsnips with heavy cream, grated Parmesan, and thyme. Repeat for beets in a separate bowl.
  4. Pour any remaining heavy cream into the bottom of the baking dish. Sprinkle with additional Parmesan and minced garlic.
  5. Layer the vegetables in the baking dish, alternating colors for visual appeal.
  6. Season the top with salt, pepper, and any remaining Parmesan.
  7. Cover with aluminum foil and bake for 30 minutes.
  8. Uncover, sprinkle shredded Gruyere on top, and bake for an additional 18-20 minutes.
  9. Let cool slightly, garnish with thyme sprigs, and serve.

Nutrition

Serving: 1cupCalories: 320kcalCarbohydrates: 32gProtein: 9gFat: 18gSaturated Fat: 10gPolyunsaturated Fat: 1gMonounsaturated Fat: 5gTrans Fat: 0.5gCholesterol: 50mgSodium: 500mgPotassium: 680mgFiber: 4gSugar: 6gVitamin A: 7200IUVitamin C: 10mgCalcium: 250mgIron: 1.5mg

Notes

This dish can be prepared a day in advance for convenience and is an excellent addition to holiday meals.

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