Cheesy Root Vegetable Gratin for a Cozy Holiday Feast

When the days grow shorter and the chill of autumn settles in, I find myself yearning for cozy, comforting meals that warm both the heart and home. That’s when my memories of family gatherings come rushing back, with laughter filling the air and the tantalizing aroma of cheesy root vegetable gratin wafting through the kitchen. This dish isn’t just a feast for the palate; it’s a vibrant celebration of earthy flavors and creamy goodness.

Layered with sweet potatoes, beets, and parsnips, and embraced by a rich garlic custard, this Cheesy Root Vegetable Gratin shines as a stunning centerpiece for any table, especially during Thanksgiving. You’d never guess how easy it is to create such a beautiful, crowd-pleasing side dish that’s both vegetarian and utterly delightful. Trust me, once you take a bite of this colorful medley, you’ll understand why it has become a cherished staple in my home. Let’s dive into this recipe that promises to transform your dinner into a festive feast!

Why is Cheesy Root Vegetable Gratin a Must-Try?

Comforting and Cozy: This gratin brings warmth and nostalgia to your table, making it an ideal choice for family gatherings.
Stunning Presentation: Its colorful layers of sweet potatoes, beets, and parsnips create an eye-catching dish that’s sure to impress your guests.
Irresistible Creaminess: Baked in a rich, creamy custard, each bite is a delightful blend of textures that makes it hard to resist.
Versatile Adaptability: Feel free to swap in different root vegetables or cheese varieties based on your preference.
Easy Preparation: With simple ingredients and straightforward steps, you can whip this up without stress, leaving you more time to enjoy with loved ones. Enjoy this stunning side as part of a vegetarian feast or alongside your favorite roasted meats; it complements any spread perfectly!

Cheesy Root Vegetable Gratin Ingredients

For the Base

  • Unsalted Butter – Essential for greasing the baking dish to prevent sticking.
  • Sweet Potatoes – Serve as the main star, providing sweetness and creaminess; butternut squash works if you’re feeling adventurous.
  • Parsnips – Infuse a delightful earthy flavor; consider substituting with carrots for added sweetness.
  • Beets – Add both sweetness and striking color; golden beets will help avoid color bleeding.

For the Creamy Custard

  • Heavy Cream – Guarantees a luscious creaminess; swap with whole milk for a lighter texture if needed.
  • Garlic – Lends aromatic depth; garlic powder is a convenient alternative in a pinch.
  • Fresh Thyme – Elevates the earthy notes; dried thyme may substitute in a hurry.

For the Cheesy Topping

  • Grated Parmesan – Brings savory richness; nutritional yeast is a great dairy-free substitute.
  • Shredded Gruyère – Melts beautifully to create a golden crust; if you prefer, Swiss cheese is an excellent alternative.
  • Salt and Pepper – The fundamental seasonings that enhance every flavor in this Cheesy Root Vegetable Gratin.

How to Make Cheesy Root Vegetable Gratin

  1. Preheat your oven to 400°F (200°C) and generously grease a 3-quart baking dish with unsalted butter to ensure your gratin doesn’t stick. The butter will also add a delightful flavor!

  2. Slice the sweet potatoes, parsnips, and beets into thin rounds, preferably using a mandoline for uniform thickness. This will help the vegetables cook evenly and look gorgeous in the dish.

  3. Coat the sweet potatoes and parsnips in heavy cream, then sprinkle with grated Parmesan and fresh thyme. For the beets, use a lesser amount of cream and cheese, adding salt and pepper to taste.

  4. Pour 1/4 cup of cream into the bottom of the greased baking dish, followed by a sprinkle of Parmesan and minced garlic for a flavorful base layer.

  5. Arrange your root vegetables in rows in the baking dish: layer sweet potatoes, followed by parsnips, then beets, repeating the layers until all the veggies are used.

  6. Top your layered vegetables with the remaining salt, pepper, and Parmesan. Cover the dish with foil and bake for 30 minutes until the vegetables start to soften wonderfully.

  7. Uncover the gratin and sprinkle the shredded Gruyère cheese on top. Return it to the oven to bake for an additional 18-20 minutes until the top is golden brown and the vegetables are fork-tender.

  8. Garnish with fresh thyme before serving to add a pop of color and an aromatic touch that enhances the dish’s earthy flavors.

Optional: Serve with a drizzle of balsamic reduction for an extra flavor kick.

Exact quantities are listed in the recipe card below.

Cheesy Root Vegetable Gratin

How to Store and Freeze Cheesy Root Vegetable Gratin

Fridge: Store leftovers in an airtight container for up to 3 days. Make sure to cool the gratin completely before sealing to maintain its creamy texture.

Freezer: You can freeze Cheesy Root Vegetable Gratin for up to 2 months. Wrap it tightly in plastic wrap and then in aluminum foil to prevent freezer burn.

Reheating: To reheat, thaw overnight in the fridge, then bake in a preheated oven at 350°F (175°C) for 20-30 minutes until heated through and the top is bubbling again.

Serving Fresh: For the best flavor and texture, enjoy your cheesy gratin fresh, but these storage tips will ensure you can savor the deliciousness later too!

Expert Tips for Cheesy Root Vegetable Gratin

  • Uniform Slicing: Use a mandoline to slice vegetables evenly. This ensures consistent cooking and enhances presentation.

  • Prevent Color Bleeding: Lightly coat the beets in cream before layering. This minimizes the risk of the vibrant beet color bleeding into other vegetables.

  • Make Ahead: Prepare the gratin a day in advance. Cover it tightly and refrigerate, extending baking time by 5-7 minutes when reheating for optimal results.

  • Experiment with Cheese: Feel free to swap Gruyère with cheddar or mozzarella based on your taste. Each cheese brings a unique flavor to the Cheesy Root Vegetable Gratin.

  • Season Generously: Don’t hesitate to adjust seasoning to your liking. A little more salt and pepper can elevate the overall flavor of this delightful dish.

  • Garnish Wisely: Fresh thyme not only adds color but enhances the earthy flavors of the gratin. A sprinkle before serving is sure to impress!

What to Serve with Cheesy Root Vegetable Gratin?

Create a comforting meal that warms the heart and tantalizes the taste buds. These pairings will beautifully complement every cheesy, creamy bite of your gratin.

  • Roasted Chicken: Juicy, herb-seasoned chicken offers a savory contrast to the rich, creamy gratin while enhancing the meal’s warmth.
  • Garlic Bread: Crisp, buttery garlic bread adds a delightful crunch, perfect for scooping up that luscious, cheesy custard.
  • Mixed Green Salad: A fresh salad with a tangy vinaigrette balances the richness of the gratin and resets the palate between bites.
  • Honey Balsamic Brussels Sprouts: Caramelized Brussels sprouts bring earthy sweetness and a hint of crunch, making each bite even more exciting.
  • Beef Tenderloin: A succulent, perfectly cooked beef tenderloin elevates your feast to gourmet status, providing a rich flavor that pairs wonderfully.
  • Cranberry Sauce: This tart and sweet sauce cuts through the creaminess, bringing a burst of flavor reminiscent of holiday gatherings.
  • Sparkling Cider: The bubbly, refreshing qualities of sparkling cider or non-alcoholic sparkling grape juice provide a festive touch and cleanse the palate.
  • Pecan Pie: For dessert, a slice of pecan pie brings the perfect sweet finish, echoing the nutty flavors found in the gratin.
  • Apple Crisp: Warm apple crisp with a scoop of vanilla ice cream creates a cozy seasonal dessert, hugging the comforting vibe of your meal.

Make Ahead Options

Make your life easier and your meal prep seamless with this Cheesy Root Vegetable Gratin! You can slice and assemble the root vegetables up to 24 hours in advance; simply layer them in the greased baking dish and cover tightly with plastic wrap before refrigerating. To keep the vibrant colors of the vegetables, lightly coat the beets in cream. When you’re ready to serve, just uncover and bake, adding an extra 5-7 minutes to the baking time if they have been chilled. This way, you’ll have a stunning, creamy side dish on your table with minimal effort, perfect for busy holiday gatherings!

Cheesy Root Vegetable Gratin Variations

Feel free to let your creativity run wild with this comforting dish that warms both the heart and soul!

  • Dairy-Free: Replace heavy cream with coconut milk for a subtly sweet and creamy base that everyone can enjoy.
  • Cheese Swap: Use a tangy feta or crumbled goat cheese to add a zesty kick that beautifully contrasts the sweetness of the root vegetables.
  • Spicy Twist: Mix in diced jalapeños or red pepper flakes for a touch of heat that will surprise and delight your taste buds.
  • Herb Blend: Incorporate fresh rosemary or sage to infuse a wonderful aromatic quality that elevates the earthy flavors of the gratin.
  • Texture Boost: Add sliced almonds or panko breadcrumbs on top before baking for an irresistible crunchy topping that contrasts beautifully with the creamy layers.
  • Vegetable Medley: Swap or add other root vegetables such as carrots, parsnips, or even rutabagas to create a more diverse flavor profile.
  • Nutty Flavor: Throw in toasted pecans or walnuts for an unexpected nutty depth that complements the sweetness of the dish.
  • Savory Mushroom Addition: Incorporate sautéed mushrooms to enrich the gratin with an umami punch, making it even heartier.

Cheesy Root Vegetable Gratin

Cheesy Root Vegetable Gratin Recipe FAQs

What is the best way to select root vegetables for my Cheesy Root Vegetable Gratin?
Absolutely! When selecting sweet potatoes, look for ones that are firm and heavy for their size, with smooth skin and no dark spots. For parsnips, choose those that are small to medium and firm; avoid any that are shriveled or have large roots. Beets should be firm and free of soft spots; pick smaller, more tender ones for a sweeter flavor.

How should I store leftovers of Cheesy Root Vegetable Gratin?
Very! Once you’ve enjoyed your Cheesy Root Vegetable Gratin, store any leftovers in an airtight container in the refrigerator for up to 3 days. Be sure to let the gratin cool completely before sealing it. When ready to reheat, pop it back in the oven at 350°F (175°C) until warmed through—it helps retain its creamy texture!

Can I freeze Cheesy Root Vegetable Gratin, and if so, how?
Absolutely! If you want to enjoy your gratin later, you can freeze it for up to 2 months. Begin by allowing the dish to cool completely. Then, wrap the gratin tightly in plastic wrap and follow with a layer of aluminum foil to prevent freezer burn. When you’re ready to enjoy it again, thaw it in the fridge overnight before reheating it in a preheated 350°F (175°C) oven for 20-30 minutes until bubbly.

What if my gratin turns out watery?
Very common concern! If your Cheesy Root Vegetable Gratin comes out too watery, it might be due to excess moisture in the vegetables. To work around this, slice your root vegetables as thinly as possible and consider parboiling them briefly before layering. Drain thoroughly and let them sit on a clean paper towel to absorb any excess moisture before assembling the gratin.

Is this recipe suitable for people with lactose intolerance?
Definitely! To make your Cheesy Root Vegetable Gratin lactose-free, simply substitute the heavy cream with a dairy-free alternative like coconut cream or almond milk, and replace cheese with nutritional yeast or dairy-free cheese shreds. This way, you can still enjoy all the delicious flavors without the lactose, ensuring everyone at your table can indulge!

Can I use different vegetables in the gratin?
Very! This recipe is adaptable, so feel free to experiment with root vegetables based on your taste. Instead of parsnips, try using carrots for sweetness or add turnips for a unique flavor. You can also mix in other veggies like potatoes or rutabagas—just remember to adjust the cook time accordingly if you’re using vegetables that require longer cooking!

Cheesy Root Vegetable Gratin

Cheesy Root Vegetable Gratin for a Cozy Holiday Feast

A comforting and colorful Cheesy Root Vegetable Gratin that is perfect for holiday feasts.
Prep Time 20 minutes
Cook Time 48 minutes
Total Time 1 hour 8 minutes
Servings: 6 servings
Course: Baking
Cuisine: American
Calories: 350

Ingredients
  

For the Base
  • 2 tablespoons Unsalted Butter for greasing the baking dish
  • 2 cups Sweet Potatoes sliced into thin rounds
  • 1 cup Parsnips sliced into thin rounds
  • 1 cup Beets sliced into thin rounds
For the Creamy Custard
  • 1 cup Heavy Cream or whole milk for lighter texture
  • 2 cloves Garlic minced
  • 1 tablespoon Fresh Thyme or dried thyme
For the Cheesy Topping
  • 1/2 cup Grated Parmesan for topping
  • 1 cup Shredded Gruyère for topping
  • to taste Salt for seasoning
  • to taste Pepper for seasoning

Equipment

  • Mandoline
  • 3-quart baking dish

Method
 

Preparation
  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 thin rounds, using a mandoline if possible.
  3. Coat the sweet potatoes and parsnips in heavy cream, then sprinkle with grated Parmesan and fresh thyme.
  4. Pour 1/4 cup of cream into the bottom of the greased dish, followed by a sprinkle of Parmesan and minced garlic.
  5. Layer the root vegetables in the baking dish: sweet potatoes, parsnips, and beets, repeating until all are used.
  6. Top with remaining salt, pepper, and Parmesan, cover with foil, and bake for 30 minutes.
  7. Uncover and sprinkle shredded Gruyère cheese on top, then bake for an additional 18-20 minutes until golden brown.
  8. Garnish with fresh thyme before serving.

Nutrition

Serving: 1servingCalories: 350kcalCarbohydrates: 28gProtein: 8gFat: 25gSaturated Fat: 15gPolyunsaturated Fat: 0.5gMonounsaturated Fat: 8gCholesterol: 70mgSodium: 200mgPotassium: 750mgFiber: 5gSugar: 6gVitamin A: 20000IUVitamin C: 15mgCalcium: 250mgIron: 2mg

Notes

For an extra flavor kick, drizzle with balsamic reduction before serving.

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