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Sweet Potato Cranberry Gratin

A creamy, layered sweet potato gratin with tart cranberries, warm spices, and a hint of citrus — perfect for holidays and cozy autumn meals.
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Prep Time 20 minutes
Cook Time 1 hour
Total Time 1 hour 20 minutes
Servings: 8 servings
Course: Dessert, Snack
Cuisine: American, Autumn
Calories: 320

Ingredients
  

Gratin
  • 2.5 pounds sweet potatoes peeled and thinly sliced
  • 1.5 cups fresh cranberries
  • 1 cup heavy cream
  • 0.5 cup whole milk
  • 0.33 cup brown sugar
  • 2 tbsp maple syrup
  • 2 tbsp unsalted butter melted
  • 1 tsp vanilla extract
  • 1 tsp orange zest
  • 0.5 tsp ground cinnamon
  • 0.25 tsp ground nutmeg
  • 0.5 tsp salt
  • 0.25 tsp black pepper
  • 1 tbsp fresh thyme
  • 0.5 cup pecans optional topping

Equipment

  • Mixing bowls
  • Baking sheet
  • Wire rack
  • Hand mixer or stand mixer

Method
 

  1. Preheat oven to 375°F (190°C) and grease a baking dish.
  2. Whisk together cream, milk, brown sugar, maple syrup, butter, vanilla, orange zest, cinnamon, nutmeg, salt, and pepper.
  3. Layer sweet potatoes in the dish, adding cranberries and thyme between layers.
  4. Pour cream mixture evenly over layers.
  5. Cover with foil and bake 35 minutes.
  6. Uncover and bake another 20–25 minutes until tender and golden.
  7. Add nuts in last 10 minutes if using.
  8. Rest 10–15 minutes before serving.

Notes

For a less sweet version, reduce sugar slightly or add cheese for a savory twist.