Cinnamon Swirl Bundt Cake

The best part of this Cinnamon Swirl Bundt Cake is how it perfumes the kitchen: warm cinnamon and vanilla, with that buttery, brown-sugar swirl that turns glossy and slightly caramel-y as it bakes. The crumb comes out tender (thanks to sour cream), and the swirl gives you those cinnamon “ribbons” in every slice.

When I want a cinnamon fix but don’t want to fuss with yeast, I make this cake—and if you’re in a truly impatient mood, I’ll sometimes scratch the itch with a quick cinnamon roll mug treat while the oven preheats.

Why You’ll Love This Recipe

• The sour cream makes the crumb notably plush and moist without tasting tangy.
• Brown sugar + cinnamon swirled through the center gives you pockets that taste like the inside of a cinnamon roll.
• A Bundt pan makes it look bakery-worthy with almost no effort—just invert and slice.
• The batter comes together in a straightforward cream-and-mix method (no special equipment beyond bowls and a mixer).
• It bakes up with a golden exterior and a soft interior that stays tender for days.

The Story Behind This Recipe

I developed this one for days when I wanted a cinnamon-coffee-cake vibe but in a neater, sliceable Bundt form—big swirls, clean slices, and a tight-enough crumb that doesn’t crumble when you cut it.

What It Tastes Like

This cake lands squarely in that cozy zone: vanilla-forward batter with a buttery richness, plus a cinnamon-brown sugar swirl that melts into the crumb. The aroma is classic “cinnamon toast” energy, and the texture is soft and velvety rather than fluffy—more like a tender snack cake with a ribbon of spiced sweetness running through it.

Ingredients You’ll Need

A few ingredients really do the heavy lifting here: softened butter and sugar create the cake’s light base, sour cream keeps the crumb supple, and the brown sugar-cinnamon mix forms that signature swirl. If your butter isn’t properly softened, the batter won’t cream as smoothly—so give it a little time on the counter for the best texture. If you love cinnamon-centric bakes, you might also enjoy bookmarking this single-serve cinnamon mug option for quick cravings.

• 2 cups all-purpose flour
• 1 ½ teaspoons baking powder
• 1 teaspoon baking soda
• 1 cup sugar
• ½ cup unsalted butter, softened
• 1 cup sour cream
• 3 large eggs
• 1 tablespoon vanilla extract
• 1 tablespoon ground cinnamon
• ½ cup brown sugar

How to Make Cinnamon Swirl Bundt Cake

1. Heat the oven and prep the pan. Preheat to 350°F (175°C). Grease a Bundt pan thoroughly, making sure you get into all the curves so the cake releases cleanly.
2. Whisk the dry ingredients. In a medium bowl, whisk the flour, baking powder, and baking soda until evenly combined and lump-free.
3. Cream butter and sugar. In a large bowl, beat the softened butter and sugar until it looks lighter in color and fluffy—this should take a few minutes, and it’s what helps the cake bake up tender rather than dense.
4. Add eggs, then sour cream and vanilla. Beat in the eggs one at a time, letting each one mix in before adding the next. Add the sour cream and vanilla and mix until the batter looks smooth and creamy.
5. Combine wet and dry—gently. Add the dry ingredients gradually and mix just until you no longer see dry streaks of flour. Stop as soon as it comes together; overmixing can make the crumb tougher.
6. Make the cinnamon sugar swirl. In a small bowl, stir together the brown sugar and ground cinnamon until evenly blended.
7. Layer the batter and swirl mix. Spoon half the batter into the prepared pan and smooth it lightly. Sprinkle over half the cinnamon sugar mixture in an even layer. Add the remaining batter on top, then sprinkle the remaining cinnamon sugar mixture over the surface.
8. Create the swirl. Use a knife to gently swirl—think slow, shallow figure-eights. You’re aiming for ribbons, not fully mixing the cinnamon sugar into the batter.
9. Bake. Bake for 50–60 minutes, until a toothpick inserted into the cake comes out clean. The top should look set and golden, and the cake should spring back lightly when touched.
10. Cool before flipping. Let the cake cool in the pan before inverting onto a plate. If you flip too early, the cake is more likely to tear along the swirl.

Tips for Best Results

• Really grease the Bundt pan well. The cinnamon sugar can get sticky as it bakes; thorough greasing helps the cake release in one piece.
• Cream until visibly fluffy. You’ll notice the butter-sugar mixture looks paler and more aerated—this helps keep the crumb tender.
• Stop mixing as soon as the flour disappears. Once the dry ingredients are incorporated, overmixing can tighten the cake.
• Swirl gently and minimally. A light swirl gives distinct cinnamon ribbons; too much swirling blends the sugar into the batter and you lose that pretty contrast.
• Check at 50 minutes. Ovens vary, and you want “just done”—a clean toothpick—so it stays moist.

Variations and Substitutions

If you want a bolder cinnamon presence, you can slightly increase the cinnamon in the swirl mixture (keeping the same brown sugar) for a more pronounced ribbon. You can also lean into vanilla by emphasizing the full tablespoon for a more bakery-style aroma. For another fast cinnamon hit on a busy day, I keep this microwave cinnamon roll in a mug in my back pocket.

How to Serve It

I love serving this slightly warm so the cinnamon-brown sugar ribbons taste extra aromatic. Slice it thick and pair it with coffee or tea; the sour-cream crumb stays soft and plush even after it cools. For brunch, it’s great on a platter where you can see the Bundt ridges—and if you’re building a cinnamon-themed spread, add something quick alongside, like this cinnamon roll-in-a-mug recipe for anyone who wants an extra sweet bite.

How to Store It

Keep the cake covered at room temperature so it doesn’t dry out; the sour cream helps it stay tender. For longer keeping, store it in the fridge (still covered) and let slices come back to room temp before serving for the softest texture. You can also freeze slices for later; thaw until the crumb is no longer icy and feels soft again.

Final Thoughts

This Cinnamon Swirl Bundt Cake is the kind of bake that feels special without being fussy: a buttery vanilla crumb, real cinnamon aroma, and a swirl that guarantees every slice has something sweet and spiced running through it.

Conclusion

If you want to compare this style to a more classic coffee-cake approach, take a look at the Cinnamon Swirl Bundt Coffee Cake Recipe. For a cinnamon-roll-inspired Bundt with a different spin, the Cinnamon Roll Bundt Cake is a fun reference point, and for a richer, pound-cake-leaning version, check out the Famous Cinnamon Roll Bundt Cake.