
This rhubarb bread is impossibly moist, lightly sweet, and packed with bright, tangy rhubarb in every bite. It's the perfect summer loaf for using up fresh rhubarb stalks.

If you have a bundle of rhubarb sitting on your counter and no idea what to do with it, this is your answer. This rhubarb bread is everything a summer quick bread should be: tender, deeply moist, lightly sweet with a gorgeous tartness threaded through every bite. It smells like a bakery while it's in the oven, it slices cleanly, and it disappears fast.
Unlike a lot of rhubarb cakes and rhubarb treats that lean heavily on strawberry to soften the edge, this loaf lets the rhubarb do its thing. The combination of sour cream and buttermilk in the batter is what makes the crumb so impossibly soft and gives the bread that slight tang that complements the fruit beautifully.
Baking with buttermilk recipes like this one rely on acid to activate the baking soda, which creates a light, fluffy crumb instead of a dense one. The sour cream adds richness and fat without making the batter heavy. Together, they do something really special for summer sweet breads.
The rhubarb itself provides pockets of soft, jammy tartness throughout the loaf. You get that flavor in every slice without overpowering the warm vanilla-cinnamon base of the batter. It's a balance that works whether you're serving this as a breakfast bread, an afternoon snack, or a casual dessert.
Chef's Tip: Don't peel your rhubarb. The skin holds color and breaks down during baking, giving you those pretty pink-red ribbons through the crumb that make the loaf look as good as it tastes.
For a bread this moist and tender, using a properly sized loaf pan and lining it with parchment is genuinely important. It ensures even baking and a clean release every time, no fighting with the pan and no broken loaves.
If you want to take this loaf somewhere a little more unexpected, rhubarb and lavender are one of the most underrated flavor pairings in summer baking. Add 1 teaspoon of culinary dried lavender to your dry ingredients before mixing. The lavender adds a floral, almost herbal note that lifts the tartness of the rhubarb in a really lovely way. It's subtle, it's elegant, and it makes this feel like something you'd find at a fancy farmers market stand.
Other variations worth exploring:
Rhubarb ideas are everywhere once the season hits, but bread is honestly one of the best formats. It stores well, it travels well, and it works at any time of day. If you find yourself with more rhubarb than you expected, it also freezes beautifully. Chop it, spread it on a baking sheet to freeze individually, then transfer to a bag. Frozen rhubarb goes straight into the batter without thawing.
Storage Note: This loaf is actually better on day two. The crumb settles and the flavors deepen overnight. Wrap it tightly and let it rest before you slice into it if you can manage the patience.
Ready to bake? Here is everything you need to make this rhubarb bread from start to finish:

This rhubarb bread is impossibly moist, lightly sweet, and packed with bright, tangy rhubarb in every bite. It's the perfect summer loaf for using up fresh rhubarb stalks.
Preheat your oven to 350 degrees F (175 degrees C). Grease a standard 9x5-inch loaf pan with butter or nonstick spray, then line it with a strip of parchment paper for easy removal.
In a large bowl, whisk together the flour, baking soda, baking powder, salt, and cinnamon until evenly combined. Set aside.
In a separate medium bowl, whisk together the granulated sugar, brown sugar, eggs, sour cream, buttermilk, vegetable oil, and vanilla extract until smooth and well combined.
Pour the wet ingredients into the dry ingredients and fold gently with a rubber spatula until just combined. Do not overmix. A few streaks of flour are fine at this point.
Fold in the diced rhubarb until evenly distributed throughout the batter.
Pour the batter into the prepared loaf pan and spread it into an even layer. Sprinkle the top evenly with coarse sugar if using.
Bake for 60 to 70 minutes, or until a toothpick inserted into the center comes out clean or with just a few moist crumbs. If the top begins to brown too quickly after 40 minutes, loosely tent the pan with foil.
Remove from the oven and allow the bread to cool in the pan for 15 minutes before lifting it out onto a wire rack to cool completely before slicing.
This bread is wonderful on its own, but a few simple additions make it feel special:
However you serve it, this is one of those summer breads that earns a permanent spot in your rotation. Once rhubarb season arrives, you'll find yourself making it again and again.