This rich and creamy sweet potato casserole with a buttery pecan crumble topping is the ultimate comfort dish for the holidays. With a base of tender sweet potatoes whipped to fluffy perfection, the contrast of a crisp, golden pecan topping adds that irresistible crunch in every bite. Perfectly balanced between sweet and savory, this classic casserole is a crowd-pleaser at Thanksgiving, Christmas, or any special occasion. Its make-ahead convenience and warm, nostalgic flavor make it a staple side dish that everyone will ask for again and again.
Full recipe:
Ingredients:
Filling:
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4 pounds sweet potatoes, peeled and chopped
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2 large eggs
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¼ cup unsalted butter, softened
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½ cup milk (unsweetened cashew milk or dairy)
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½ cup light brown sugar, packed
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2 tablespoons granulated sugar
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1 teaspoon vanilla extract
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½ teaspoon salt
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¼ teaspoon ground nutmeg (optional)
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¼ teaspoon ground cinnamon (optional)
Topping:
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5 tablespoons unsalted butter, melted
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⅔ cup light brown sugar, packed
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½ cup all-purpose flour
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¼ teaspoon salt
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1 cup pecan halves
Directions:
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Preheat oven to 350°F (175°C). Lightly grease a 9×13-inch baking dish.
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Boil sweet potato chunks in a large pot of water until fork-tender. Drain and transfer to a large mixing bowl.
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Add eggs, softened butter, milk, both sugars, vanilla, salt, nutmeg, and cinnamon to the bowl. Beat until fluffy and smooth.
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Spread the sweet potato mixture evenly in the prepared baking dish.
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In a separate bowl, combine melted butter, brown sugar, flour, and salt. Mix until moist crumbs form. Stir in the pecans.
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Evenly sprinkle the pecan crumble over the sweet potatoes.
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Bake for 45–50 minutes, until the top is golden and the edges are set.
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Serve warm.
Prep Time: 15 minutes | Cooking Time: 50 minutes | Total Time: 1 hour 5 minutes
Kcal: 569 kcal | Servings: 8 servings
The History Behind Sweet Potato Casserole
Sweet potato casserole has deep roots in American Southern cuisine and is closely associated with festive holiday meals, especially Thanksgiving and Christmas. Its origins can be traced back to early American colonial times when sweet potatoes were cultivated in the Southern states. Sweet potatoes were a staple crop because of their hardiness and versatility. Over the years, cooks began to incorporate them into both savory and sweet dishes.
The sweet potato casserole, as we know it today, with a sugary topping (like marshmallows or streusel), emerged in the early 20th century. One of the first known recipes involving sweet potatoes and marshmallows was actually developed as part of a marketing campaign by a marshmallow company in the 1910s. Since then, the dish has become a nostalgic favorite, frequently evolving through regional and personal twists—like the buttery pecan crumble topping featured in this version.
Why This Sweet Potato Casserole Is the Best
Unlike the overly sugary versions that rely heavily on marshmallows, this casserole strikes the perfect balance between sweet and savory. The base of the casserole is made from freshly boiled and mashed sweet potatoes that are whipped to a light, fluffy texture with eggs, milk, butter, and just enough sugar to enhance the natural sweetness.
The real star, however, is the pecan crumble topping. Made with brown sugar, melted butter, flour, and crunchy pecan halves, this topping adds a golden, crisp texture and a deep nutty flavor that complements the smoothness of the sweet potato base. The topping caramelizes slightly in the oven, giving it a rich, buttery finish that truly sets this recipe apart.
Health Benefits of Sweet Potatoes
Sweet potatoes are not just delicious—they’re also highly nutritious. Here are a few reasons why they make a healthy addition to your holiday spread:
- Rich in Vitamins: Sweet potatoes are packed with Vitamin A in the form of beta-carotene, which supports vision, skin health, and the immune system.
- High in Fiber: Their fiber content aids digestion and helps regulate blood sugar levels.
- Naturally Sweet: Their natural sugars reduce the need for added sugar, making the dish flavorful without being overwhelmingly sweet.
- Antioxidants: Sweet potatoes contain antioxidants that protect the body from free radicals and reduce inflammation.
Even with a slightly indulgent topping, this casserole still provides more nutritional value than many traditional side dishes.
Ingredient Spotlight: Pecans
Pecans are not just tasty—they’re a nutritional powerhouse. Native to North America, pecans are rich in healthy fats, protein, and essential minerals such as magnesium, zinc, and iron. They contribute a lovely crunch and toastiness to the topping, which enhances both flavor and texture.
Choosing high-quality pecans like Fisher Pecan Halves, which are preservative-free and non-GMO, ensures you’re using the best ingredients. When baked into the topping, pecans become even more aromatic and add a decadent layer to the dish.
Perfect for Holidays and Beyond
While this casserole is traditionally served at Thanksgiving and Christmas, it’s a versatile dish that can be enjoyed year-round. It works beautifully at potlucks, Sunday dinners, and even as a unique brunch side. Its comfort-food qualities make it ideal whenever you’re craving something cozy, satisfying, and homemade.
Another great thing about this recipe is its ability to bridge the gap between a side dish and a dessert. The sweet and nutty flavors make it taste indulgent, yet it’s served alongside savory dishes. Some families even consider it the “unofficial dessert” of the meal.
Tips for Making the Best Sweet Potato Casserole
- Use Fresh Sweet Potatoes: Avoid canned sweet potatoes for this recipe. Boiling and mashing fresh sweet potatoes gives a more vibrant flavor and better texture.
- Don’t Overmix: When combining the ingredients for the filling, beat until smooth, but avoid overmixing to maintain a light and fluffy texture.
- Customize the Spices: Nutmeg and cinnamon are optional in this recipe but add a warm, spiced undertone. Feel free to adjust the amounts based on your preference.
- Double the Topping: If you’re a fan of a thick, crunchy topping, consider doubling the pecan streusel portion. It will create a more dramatic crunch and more of that irresistible buttery flavor.
- Make It Ahead: This dish can be prepped a day in advance. Assemble the filling and topping separately, store in the refrigerator, and combine just before baking.
Serving Suggestions
Sweet potato casserole pairs well with a variety of savory dishes. Here are a few ideas:
- Roast Turkey or Chicken: The sweet and savory notes of the casserole complement the richness of poultry.
- Green Bean Casserole: For a well-rounded plate, add a green vegetable dish with a creamy element.
- Cranberry Sauce: The tangy brightness of cranberries offsets the sweetness of the sweet potatoes beautifully.
- Cornbread or Dinner Rolls: A simple, neutral bread helps balance out the richness of the casserole.
Add a fresh salad or roasted vegetables to keep the meal balanced, especially if the rest of your menu includes heavier items.
How to Store and Reheat Leftovers
One of the best features of this dish is how well it stores and reheats:
- Refrigerator: Store leftovers in an airtight container in the refrigerator for up to 7 days. Reheat in the oven at 300°F, covered with foil to prevent the topping from burning.
- Freezer: To freeze, assemble the casserole without the topping and bake the base layer. Let it cool completely, wrap tightly, and freeze for up to 3 months. When ready to use, thaw overnight in the fridge, add a fresh batch of topping, and bake until golden and bubbly.
Common Variations
Looking to mix things up? Here are a few variations to suit different tastes and dietary preferences:
- Marshmallow Topping: Replace the pecan crumble with mini marshmallows for a more traditional version.
- Vegan Option: Use plant-based butter, a non-dairy milk like almond or oat, and flax eggs instead of chicken eggs.
- Gluten-Free: Substitute the all-purpose flour in the topping with almond flour or a gluten-free blend.
- Nut-Free: Omit the pecans and use oats or seeds like sunflower or pumpkin for the crumble topping.
What Makes This a Crowd Favorite
This casserole is one of those dishes that converts even sweet potato skeptics. It’s been called “the recipe that turned my family into sweet potato fans,” and with good reason. The combination of creamy, naturally sweet mashed sweet potatoes and the crisp, buttery pecan crumble creates a memorable texture contrast and a deeply satisfying flavor.
Guests often mistake it for a dessert due to its sweet profile, but it comfortably holds its place on the main table next to savory staples. It’s easy to make, requires no advanced techniques, and can be made ahead of time, making it ideal for hosts and home cooks alike.
Conclusion
Sweet Potato Casserole with Butter Pecan Crumble Topping isn’t just a side dish—it’s a nostalgic, heartwarming expression of holiday tradition. It’s simple to prepare, endlessly customizable, and universally loved. Whether you’re making it for the first time or adding it to your annual holiday rotation, this version is sure to become a favorite. With its rich history, healthful ingredients, and unmatched flavor, this sweet potato casserole will earn its place on your holiday table for years to come. From the first bite to the last crumb, it captures the spirit of home cooking and the joy of shared meals.
