This sweet potato casserole is packed with rich, creamy sweet potatoes blended with maple syrup, a splash of bourbon, and topped with a buttery pecan crumble for the perfect balance of cozy sweetness and crunch.

Maple Bourbon Sweet Potato Casserole

Ingredients 

• 4 large sweet potatoes about 3 lbs, peeled and cubed
• ½ cup unsalted butter
• 2 tbsp bourbon or cognac
• ½ cup maple syrup
• ¼ cup brown sugar packed
• ½ cup heavy cream
• 2 large eggs
• 1 tsp vanilla extract
• 1 tsp cinnamon
• ½ tsp nutmeg
• ¼ tsp salt
• ¼ cup maple syrup used for drizzle

Pecan Crumble Topping

• 1 cup pecans roughly chopped
• ½ cup all-purpose flour
• ½ cup brown sugar packed
• ½ tsp cinnamon
• ¼ tsp salt
• 6 tbsp unsalted butter cold and cut into small cubes

Instructions

Prepare the Sweet Potatoes

1. Preheat oven to 350°F (175°C).
2. Add sweet potato cubes to a large pot of salted water and bring to a boil. Cook until tender, about 15–20 minutes.
   4 large sweet potatoes
3. Drain and let them steam dry for a few minutes to remove excess moisture.

Cook Off the Bourbon

1. In a small saucepan, add butter and bourbon.
   ½ cup unsalted butter, 2 tbsp bourbon
2. Simmer on medium heat for 2–3 minutes until reduced by about half — this evaporates most of the alcohol while leaving behind the caramel and vanilla notes.
3. Remove from heat and set aside to cool slightly.

Make the Sweet Potato Mixture

1. Transfer the cooked sweet potatoes to a large bowl or stand mixer.
2. Add the bourbon butter, maple syrup, brown sugar, heavy cream, eggs, vanilla, cinnamon, nutmeg, and salt.
   ½ cup maple syrup, ¼ cup brown sugar, ½ cup heavy cream, 2 large eggs, 1 tsp vanilla extract, 1 tsp cinnamon, ½ tsp nutmeg, ¼ tsp salt
3. Beat or whip until smooth and fluffy. Taste for sweetness and spice — adjust if desired.
4. Spread evenly into a greased 9×13-inch baking dish.
5. Drizzle remaining maple syrup on top of the sweet potato mixture. Set dish aside.
   ¼ cup maple syrup

Make the Pecan Crumble

1. In a separate bowl, mix flour, brown sugar, cinnamon, and salt.
   ½ cup all-purpose flour, ½ cup brown sugar, ½ tsp cinnamon, ¼ tsp salt
2. Cut in cold, cubed butter using your fingers or a pastry cutter until coarse crumbs form.
   6 tbsp unsalted butter
3. Stir in chopped pecans and sprinkle evenly over the sweet potato layer.
   1 cup pecans

Bake

1. Bake uncovered for 30–35 minutes, until the topping is golden and crisp.
2. Let rest for 10 minutes before serving.

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If you think sweet potato casserole is just an obligatory holiday side, let me introduce you to this maple bourbon version that could absolutely steal the whole dinner table. It’s rich, a little boozy (but not in a frat party way), and topped with a pecan crumble that basically turns it into dessert. I mean, it technically has vegetables, so we can still call it a side dish, right?

The magic here is in that bourbon-butter situation. Cooking off the alcohol concentrates all the warm, caramel-vanilla vibes without overwhelming the sweet potatoes. Combine that with maple syrup, brown sugar, and a cloud-like mash? You’re looking at a seriously swoon-worthy dish that feels fancy, but doesn’t require culinary gymnastics.

Can I skip the bourbon?

Yes, but it won’t be quite the same. If you want to go alcohol-free, swap in a splash of apple cider or just stick with vanilla and extra cinnamon to keep things cozy.

Does the bourbon make it boozy?

No, not at all. Bourbon adds complexity to the flavor that balances all the sweet stuff. It most certainly doesn’t taste as if it is dosed up heavily with alcohol.

Make-ahead tips

You can make the sweet potato base up to two days ahead and store it (covered) in the fridge. Wait to add the pecan topping until just before baking to keep it crisp. If baking straight from the fridge, add 5–10 minutes to your bake time.

Freezing and leftovers

Good news: this freezes like a dream. Let it cool completely, wrap tightly, and freeze for up to 2 months. Reheat in a 350°F oven until warmed through and topping is re-crisped. Leftovers also make a weirdly amazing breakfast next to buttermilk biscuits or topped with a fried egg. Trust me.

Topping alternatives

If pecans aren’t your thing (or allergies are in play), try:

• A streusel with oats instead of nuts
• Mini marshmallows added in the last 10 minutes of baking
• A combo of crushed gingersnaps and butter for something spicier

Want a more savory take? Skip the sugar in the topping and sprinkle with browned butter breadcrumbs instead—kind of like in savory sweet potato gratin.

What to serve it with

This casserole plays well with classics like smoked turkey breast, garlic green beans, or cranberry sauce. But it’s also the kind of dish that deserves to show up outside Thanksgiving and Christmas (even though those are my favorites). Try it alongside grilled pork chops or even spiced lentil loaf for a cozy vegetarian meal.

Bottom line? This maple bourbon sweet potato casserole brings big comfort energy. Whether you’re dressing up a holiday table or just need something indulgent to go with a simple weeknight roast, it’s worth every spoonful.