Lean Baked Sweet Potato Casserole (Light Holiday Version)
- Kay Lewis

- Nov 23, 2025
- 2 min read
Updated: Dec 10, 2025

This sweet potato casserole is a lighter Southern-style side dish made with naturally sweet baked sweet potatoes, warm spices, and just enough sweetness to feel special without being heavy. It’s perfect for holiday dinners or Sunday meals when you want comfort food that still fits a leaner lifestyle.
Why You’ll Love This Sweet Potato Casserole
- Classic Southern flavors in a lighter, portion-friendly casserole.
- Naturally sweet from baked sweet potatoes with less added sugar.
- Warm spices like cinnamon and nutmeg make it holiday-ready.
- Easy to assemble ahead and bake before serving guests.
Serving Size: 6–8 servings
Prep Time: 20 minutes
Cook Time: 30–35 minutes
Total Time: 50–55 minutes
Calories: ~210 per serving (estimate)
Ingredients
3 large sweet potatoes (about 2 lbs), peeled and cubed
1 tbsp avocado oil
2 tbsp agave syrup (or honey for extra shine)
1 tsp vanilla extract
½ tsp cinnamon
¼ tsp pink salt
¼ cup unsweetened almond milk (more as needed for creaminess)
Light Crisp Topping
2 tbsp almond flour
1 tbsp melted unsalted light butter
1 tbsp agave syrup
1 tbsp chopped pecans (optional garnish)
Instructions
Preheat oven to 375°F. Lightly spray a small baking dish with avocado oil.
Bring a pot of water to a boil and add the cubed sweet potatoes. Cook 12–15 minutes until fork-tender.
Drain well, then transfer potatoes to a bowl.
Add avocado oil, agave syrup, lemon juice, vanilla, cinnamon, salt, and almond milk.
Mash until creamy, adding a splash more almond milk if needed.
Spread the mixture evenly into your baking dish.
In a separate small bowl, mix the chopped pecans, almond flour, melted butter, and agave syrup until crumbly.
Sprinkle chopped oats (optional)
Bake 18–22 minutes, until the topping is lightly golden.
Garnish with chopped pecans and serve warm.
Tips, Variations & Storage
- Tip: Baking the sweet potatoes instead of boiling them helps concentrate their natural sweetness and keeps the casserole from getting watery.
- Variation: For a nut-free option, use an oat and cinnamon crumb topping instead of pecans.
- Make it lighter: Use less added sugar and rely on the natural sweetness of the potatoes, adding a touch of vanilla and cinnamon for flavor.
- Storage: Store leftovers covered in the refrigerator for up to 3 days. Reheat in the oven at 325°F until warmed through.
Frequently Asked Questions
Can I make this sweet potato casserole ahead of time?
Yes. You can assemble the casserole up to a day in advance, cover it, and refrigerate. Bring it to room temperature for about 20 minutes, then bake until hot and the topping is lightly toasted.
Can I freeze leftovers?
You can freeze portions of this casserole in airtight containers for up to 1 month. Thaw in the refrigerator overnight and reheat gently in the oven until warmed through.
Calories (Per Serving)
Approx. 210 calories per serving(Lean, holiday-friendly, and lower sugar than traditional versions.)
Wine Pairing
Riesling — the slight sweetness complements the maple and cinnamon.
Pinot Noir — light red that balances sweet potatoes beautifully.



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