When the weather cools and leaves start crunching underfoot, our kitchens call for cozy, crave-worthy dishes. That’s where maple roasted sweet potatoes with walnuts step in. This autumn-inspired side dish hits every note—sweet, savory, nutty, and aromatic—all without stealing the spotlight from your main course.
Whether you’re preparing a simple weeknight dinner or curating a festive holiday spread, these maple-glazed sweet potatoes are your go-to. They’re ridiculously easy to make, incredibly satisfying, and made with whole, real ingredients. So grab your sheet pan and a handful of pantry staples—because this dish is about to become your seasonal favorite.
Table of Contents
Table of Contents

Key Ingredients for Maple Roasted Sweet Potatoes with Walnuts
Simple, seasonal, and powerfully flavorful
The beauty of maple roasted sweet potatoes with walnuts lies in its simplicity. Every ingredient serves a clear purpose, blending together to create a sweet-savory harmony that’s anything but basic.
🥔 Sweet Potatoes
These earthy gems are the heart of the dish. Rich in fiber, beta-carotene, and natural sugars, sweet potatoes roast beautifully—getting crisp at the edges and soft in the center. Leave the skins on for extra texture and nutrients, or peel them for a smoother bite.
🍁 Maple Syrup
Real, pure maple syrup isn’t just a sweetener—it’s liquid gold. It adds depth, a hint of smokiness, and that iconic caramel glaze when baked. Avoid artificial versions; they lack the complexity that makes this dish shine.
🌰 Walnuts
Crunchy, toasty, and nutty in all the right ways, chopped walnuts bring contrast to the tender potatoes. Bonus? They’re loaded with omega-3s and healthy fats. According to Harvard’s nutrition experts, walnuts support brain and heart health too.
🌿 Fresh Thyme & Cinnamon
Thyme offers a subtle earthiness that balances the sweetness, while cinnamon rounds it all out with warmth. Together, they elevate the entire dish into cozy territory.
Step-by-Step Instructions for Maple Roasted Sweet Potatoes with Walnuts
A foolproof way to flavor-packed perfection
No fancy gadgets, no complicated prep—this maple roasted sweet potatoes with walnuts recipe is as easy as it gets. Here’s exactly how to make it happen:
✂️ Slice the Sweet Potatoes
Start by scrubbing 3 medium sweet potatoes. You can peel them or leave the skin on for a rustic touch. Slice into ½-inch thick rounds—uniform cuts help them roast evenly.
🔥 Preheat the Oven
Set your oven to 400°F (200°C). This high heat caramelizes the edges while keeping the centers soft. According to USDA cooking temperature guidelines, this is the sweet spot for roasted veggies.
🧈 Season and Toss
In a large bowl or zip-top bag, toss the slices with melted unsalted butter, cinnamon, salt, and pepper. Make sure every round gets coated—it’s where the magic starts.
🧑🍳 Roast to Tenderness
Arrange slices in a single layer on a baking sheet. Roast for 25–30 minutes until fork-tender and golden at the edges.
🍯 Add the Maple-Walnut Topping
Mix maple syrup, chopped walnuts, a touch more cinnamon, and fresh thyme. Spoon over the roasted slices and return to the oven for 8–10 minutes until the topping bubbles and toasts.
Flavor Variations for Maple Roasted Sweet Potatoes with Walnuts
Want to mix things up? This dish is endlessly adaptable! For a savory twist, swap cinnamon for rosemary or sage, and add a pinch of smoked paprika for depth. Looking for extra crunch? Toss in pecans or pumpkin seeds. For a festive touch, sprinkle dried cranberries over the top before serving. If you’re keeping it dairy-free, use olive oil instead of butter. Craving bold flavor? A crumble of feta cheese adds a salty, tangy finish that pairs perfectly with the sweet glaze. No matter how you spin it, the results will be nothing short of cozy and crave-worthy.

Frequently Asked Questions About Maple Roasted Sweet Potatoes with Walnuts
Can I use yams instead of sweet potatoes?
Yes, you can! Yams have a starchier texture and are less sweet than sweet potatoes, but they’ll still roast beautifully. Just slice them evenly and follow the same steps for seasoning and roasting. The maple syrup will bring out their natural flavor nicely.
Can I make this recipe ahead of time?
Absolutely. Roast the sweet potatoes a day in advance and store them in an airtight container in the fridge. When you’re ready to serve, reheat them in a 350°F oven for 10–15 minutes. Add the maple-walnut topping during the last 5 minutes to keep it crunchy.
Can I use dried thyme instead of fresh?
Yes, dried thyme works well here. Since dried herbs are more concentrated, use about ½ teaspoon in place of the fresh. It’ll still give you that earthy, aromatic balance that complements the sweetness of the maple syrup.
Is this dish vegan?
It can be! Simply replace the butter with a plant-based alternative like vegan butter or olive oil. Everything else—maple syrup, sweet potatoes, walnuts, and thyme—is naturally vegan-friendly.
How do I keep the walnuts from burning?
Good question! Add the walnut topping during the last 8–10 minutes of baking. This gives them just enough time to toast without overcooking or turning bitter.
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