Moist Sweet Potato Cake Recipe

Let’s talk about this recipe

This flavorful cake is pure fall comfort in dessert form — lightly spiced, perfectly tender, and full of that deep, earthy sweetness that makes every bite taste like autumn itself. It bakes up beautifully soft and stays moist for days, which makes it hard to share — but it’s probably best to do it anyway.

If you love the flavor of sweet potatoes and want even more ways to bring them into your baking routine, give my sweet potato crackers recipe a try too. They have that same naturally sweet, earthy flavor that keeps you coming back for just one more bite.

What makes this recipe so good

• Moist and tender crumb keeps the cake soft for days without ever becoming dense or heavy.
• Freshly grated sweet potatoes add natural sweetness, subtle flavor, and moisture that simply can’t be matched by canned sweet potato purée.
• Warm fall spices like cinnamon, ginger, and nutmeg create a cozy, aromatic depth that balances the sweetness of the potatoes perfectly. This same classic fall spice combination is used to make my sweet pumpkin maple galette so tasty.
• Simple mixing method means no complicated steps — just mix, bake, and frost.
• Classic cream cheese frosting ties everything together with a silky, slightly tangy finish that complements the warm spice of the cake beautifully.

Ingredients you’ll need

This cake is made with familiar ingredients that come together to create something truly special. A mix of pantry basics and a few fresh additions build the kind of cozy flavor that makes this dessert a win with everyone who tries it.

• Sugar: Provides sweetness and helps the cake brown beautifully all while keeping it soft and moist.
• Vegetable oil: Gives the cake its tender crumb and lasting moisture — olive oil can be used for a slightly richer flavor.
• Sweet potatoes: The real star of the recipe — they add natural sweetness, earthy flavor, and incredible moisture to every bite.
• Cream cheese: Adds a tangy richness to the frosting that perfectly balances the cake’s sweetness. It brings that same tang to my bacon blue cheese dip too.
• Walnuts: Brings texture and a nutty flavor that complements the warm spices and smooth, tangy frosting.

See recipe card below for full information on ingredients and quantities.

Make it your own

• Make it a sheet cake: Instead of layering, bake the batter in a single 9×13 pan for an easy, fuss-free version that’s always a hit at potlucks and casual get-togethers. Peanut butter and jelly thumbprint cookies and double chocolate cookies are always a big hit at gathering too.
• Turn it into cupcakes: Spoon the batter into lined muffin tins for sweet, individually sized treats — great for sharing or freezing for later.
• Swap the oil: Use olive oil instead of vegetable oil for a slightly different flavor profile with the same moist texture.
• Experiment with sugars: Try coconut sugar or sucanat in place of white sugar for a deeper, caramel-like sweetness.
• Add-ins for texture: Stir in shredded coconut, chopped pecans, or golden raisins for extra interest and a little surprise in every bite.

How to make this old fashioned sweet potato cake recipe

This cake comes together easily with just a few mixing bowls and a hand mixer. Follow these simple steps and you’ll have a warm, tender, fall-scented cake cooling on your counter in no time.

Prep your pans: Grease and flour two 9-inch round cake pans, then preheat the oven to 350°F (175°C).

Mix the wet ingredients: In a large bowl, whisk together the eggs, sugar, oil, and vanilla until smooth.

Combine the dry ingredients: In a separate bowl, mix the flour, baking soda, cinnamon, ginger, nutmeg, and salt.

Bring it all together: Add the dry ingredients to the wet ingredients and stir until just combined — don’t overmix.

Fold in the sweet potatoes: Gently fold in the shredded sweet potatoes until evenly distributed throughout the batter.

Bake the cake: Divide the batter evenly between the two pans and bake for 25–30 minutes, or until a toothpick inserted in the center comes out clean.

Cool completely: Let the cakes rest in the pans for 10 minutes, then transfer them to a wire rack to cool completely before frosting.

Make the frosting: Beat together the cream cheese, butter, vanilla, and confectioners’ sugar until smooth and fluffy.

Assemble the cake: Spread half the frosting over the first layer, top with the second layer, and finish with the remaining frosting and chopped walnuts.

You’ll find measurements, and more detailed step-by-step instructions, in the recipe card below, which you can also print for your convenience if you’d like.

Recipe FAQs

Serving ideas

This moist sweet potato cake is the kind of dessert that makes any fall gathering feel cozy and special. Serve it as the grand finale to a holiday meal (top it with a few candied orange slices for that wow-factor), or enjoy a slice with your morning coffee when you want a little something sweet to start the day.

If you love warm, comforting bakes like this one, my cast iron skillet cinnamon rolls, chocolatey mint cake, and carrot muffins are two other fall favorites you’ll want to keep on repeat all season long. Both are perfect alongside a cup of coffee or tea — and just like this cake, they fill the house with that irresistible autumn aroma.

This recipe is part of my Thanksgiving recipe collection — a cozy roundup of dishes that make the holiday feel extra special.

Diane Gail’s tips for success

• Use fresh sweet potatoes: Freshly shredded sweet potatoes add moisture and natural sweetness that you simply don’t get from canned.
• Don’t overmix the batter: Mix just until the flour disappears — overmixing can make the cake dense instead of tender, just like it can when making my lemon crunch cake.
• Cool completely before frosting: Cream cheese frosting melts easily, so make sure the cake layers are fully cooled before assembling and frosting them.
• Toast the walnuts: A quick toast in a dry skillet brings out their flavor and adds a little extra crunch to the top of the cake.
• Store it right: Keep the frosted cake covered in the fridge for up to 5 days, and let it come to room temperature before serving for the best texture.

Final thoughts

This sweet potato cake brings together warm spices, tender texture, and the natural sweetness of fresh sweet potatoes in a way that feels unmistakably autumn. It’s an easy, reliable bake that holds up well for gatherings or simple everyday treats, and it stays moist long after it comes out of the oven. If you enjoy desserts with a nostalgic fall feel and straight forward preparation, this one fits beautifully into your seasonal baking routine.

Other recipes you’ll love

If you like this recipe, share it with someone you know will love it too.

Follow us on Pinterest, Instagram, Facebook, and YouTube for more recipes.

Your support through shares, comments, and a 5-star rating means the world!