Sweet potato honey bun cake takes something that is already mind blowing to another level. This simple cake wraps flavors of sweet potato with cinnamon, pecans and brown sugar then finished with thin layer of icing.

Dive into a world of delightful flavors with this sweet potato honey bun cake! This decadent dessert not only pleases the palate but also brings the warmth of nostalgia with every bite, making it perfect for both special occasions and cozy family gatherings.
Whether you’re a baking enthusiast or a busy home cook, this cake is easy to whip up and sure to impress. Get ready to indulge in the perfect blend of sweetness and spice that will have everyone coming back for seconds.
How To Make Sweet Potato Honey Bun Cake
Ingredients needed
- Yellow box cake
- Sweet potatoes
- Egg
- Sour cream
- Vegetable oil
- Pecan
- Powdered sugar
- Milk
- Vanilla extract
- Spices (listed below)
Important tip, how to get the best flavor
For the sweet potatoes, avoid boiling them if you want to really taste them. Baking the sweet potato and allowing the flavors to develop in the oven are the best bang for your time. Otherwise, the sweet potato will simply change the color and you won’t notice the flavor of them.

Making the sweet potato honey bun cake recipe
- Prep the sweet potatoes first. After baking, allow them to cool. Remove from skin and mash out a cup for the recipe.
- Preheat the oven to 350F.
- In a bowl, mix together the sweet potato and eggs. Then, add in the sour cream. Lastly, mix in the yellow box cake and stir until everything is combined.
- In the baking pan, pour in half the batter. Then sprinkle the mix of the spices, pecan and brown sugar. Pour the remaining batter on top. Now, swirl everything together a little, don’t mix, just a swirl.
- Place in the oven and bake for 30-35 minutes or until fully cooked in the center.
- When finished, remove from the oven and allow to cool.
- While cooling, mix and pour the icing on top of the cake and spread it evenly. Once the cake is cool, you’re ready to serve and enjoy.
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Sweet Potato Honey Bun Cake
Equipment
- 9×13 baking pan
Ingredients
- 1 cup mashed baked sweet potato (about 2 medium sized)
- 4 large egg
- 1 cup sour cream
- 3/4 cup vegetable oil
- 1 yellow box cake mix
Center Swirl
- 1 cup light brown sugar
- 2 teaspoon cinnamon
- 1/4 teaspoon nutmeg
- 1 cup pecans, chopped
Icing
- 1.5 cup powdered sugar
- 1/4 cup milk
- 1 teaspoon vanilla extract
Instructions
- Prep the sweet potatoes first. After baking, allow them to cool. Remove from skin and mash out a cup for the recipe.
- Preheat the oven to 350℉.
- In a bowl, mix together the sweet potato and eggs. Then, add in the sour cream. Lastly, mix in the yellow box cake and stir until everything is combined.
- In the baking pan, pour in half the batter. Then sprinkle the mix of the spices, pecan and brown sugar. Pour the remaining batter on top. Now, swirl everything together a little, don't mix, just a swirl.
- Place in the oven and bake for 30-35 minutes or until fully cooked in the center.
- When finished, remove from the oven and allow to cool.
- While cooling, mix and pour the icing on top of the cake and spread it evenly. Once the cake is cool, you're ready to serve and enjoy.