What makes a gratin a gratin?

A gratin is defined by its browned topping, typically made from cheese or breadcrumbs. In this recipe, the Gruyère creates a bubbling golden crust, which is what gives the dish its signature gratin identity.

How to make a vegetable gratin?

To make a gratin, thinly slice vegetables, layer them in a dish with cream and seasonings, and bake until tender. Adding cheese creates a creamy base and a crispy topping. The key is slicing thinly so the vegetables cook evenly.

Do root vegetables spike blood sugar?

Root vegetables vary in glycemic impact. Sweet potatoes and beets are higher in natural sugars, while parsnips and turnips are more moderate. Pairing them with cream, fat, and fiber helps slow absorption, making the dish more balanced. For exact numbers.

What is the king of root vegetables?

Many consider the potato the “king” due to its versatility and global popularity. However, in a gratin, sweet potatoes and parsnips shine just as brightly, offering unique sweetness and texture.

Root Vegetable Gratin Ultimate Comfort Dish

Description

Root vegetable gratin with layers of sweet potatoes, parsnips, and beets baked in cream with melted cheese. Perfect side dish.

Ingredients

2 medium sweet potatoes, peeled
3 large parsnips, peeled
3 small beets, peeled
1 cup heavy cream
½ cup grated Parmesan
1 cup shredded Gruyère
2 cloves garlic, minced
1 tbsp fresh thyme, chopped
1 tbsp unsalted butter, for greasing
Salt and pepper to taste

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Instructions

Preheat oven to 400°F and butter a baking dish.
Slice vegetables thinly and toss each with cream, Parmesan, thyme, salt, and pepper.
Layer vegetables upright in dish, pour in cream and garlic, cover and bake until tender.
Remove foil, top with Gruyère, and bake again until golden.

Notes

For less beet bleeding, coat them lightly with cream before layering.
Dish can be made ahead and baked the next day.
Let rest 10 minutes before serving.

Prep Time: 20 minutes
Cook Time: 50 minutes
Category: Side Dish
Method: Baking
Cuisine: American