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Sweet Potato & Cranberry Gratin: A Must-Try Festive Recipe! Recipe

4.5 from 87 reviews

This Sweet Potato & Cranberry Gratin combines tender, boiled sweet potatoes and tart fresh cranberries layered and baked in a rich cinnamon-spiced cream sauce, topped with melted Gruyère cheese and crunchy breadcrumbs. Perfect for festive gatherings, this dish offers a delightful balance of sweet and savory flavors with a creamy, golden crust.

Ingredients

Scale

Vegetables & Fruit

  • 2 pounds sweet potatoes, peeled and sliced
  • 1 cup fresh cranberries

Dairy

  • 1 cup heavy cream
  • 1 cup shredded Gruyère cheese

Other

  • 1/2 cup breadcrumbs
  • 1/4 cup brown sugar
  • 1 teaspoon cinnamon
  • Salt and pepper to taste

Instructions

  1. Preheat oven: Preheat your oven to 375°F (190°C) to prepare for baking the gratin.
  2. Boil sweet potatoes: In a large pot, boil the peeled and sliced sweet potatoes for 10-15 minutes until they are tender but not mushy. Drain them well.
  3. Layer ingredients: Grease a baking dish, then layer half of the boiled sweet potato slices evenly. Sprinkle half of the fresh cranberries over the sweet potatoes.
  4. Prepare cream mixture: In a bowl, combine heavy cream, brown sugar, cinnamon, salt, and pepper. Pour half of this creamy mixture over the sweet potatoes and cranberries in the dish.
  5. Repeat layering: Create a second layer with the remaining sweet potatoes and cranberries, then pour the rest of the cream mixture on top.
  6. Add toppings: Evenly sprinkle shredded Gruyère cheese and breadcrumbs over the top to create a golden, crunchy crust when baked.
  7. Bake: Place the gratin in the preheated oven and bake for 30-35 minutes, or until the top is golden brown and bubbly.
  8. Cool and serve: Allow the gratin to cool for a few minutes before serving to let it set slightly for easier slicing and serving.

Notes

  • For a nuttier flavor, consider adding chopped walnuts or pecans to the breadcrumb topping.
  • Use fresh cranberries for the best tartness; frozen can be used but thaw and drain excess moisture before layering.
  • This gratin can be prepared a day ahead and refrigerated; just bake slightly longer if baking from cold.
  • Gruyère cheese can be substituted with another melting cheese like fontina or a mild cheddar if preferred.
  • Adjust seasoning with salt and pepper according to taste, especially if using salted butter to grease the dish.

Keywords: sweet potato gratin, cranberry gratin, festive side dish, holiday recipe, sweet potatoes, Gruyère cheese, baked gratin