Lemon Rhubarb Loaf

Welcome to the cozy world of baking where fresh, bright flavors come together in perfect harmony! Today, I’m excited to share a recipe that celebrates the tart zing of rhubarb combined with the sunny freshness of lemon: Lemon Rhubarb Loaf with Glaze. This tender little loaf is just right for sunny afternoons, tea parties, or even as a cheerful breakfast treat. Whether you’re just getting started in the kitchen or consider yourself a baking pro, this recipe is super straightforward and guarantees a delicious loaf every time. Let’s jump in and make some magic happen!

The Lemon Rhubarb Loaf with Glaze is one of those recipes that can brighten anyone’s day. The tart rhubarb and lively lemon work hand in hand to create a loaf that’s sweet, tangy, and utterly comforting. It isn’t just a dessert; it’s the kind of treat that feels right with your morning coffee or a cozy afternoon cup of tea. So gather your ingredients, roll up your sleeves, and enjoy the simple pleasure of baking a delicious loaf from scratch.

Final plated Lemon Rhubarb Loaf served as a hero shot

Whether you’re whipping this up for an afternoon tea, a light dessert, or a sweet breakfast surprise, this recipe is beginner-friendly and forgiving. I’ll share tips for picking the best rhubarb, ideas for easy swaps like sour cream or Greek yogurt, suggestions for optional add-ins, and advice on storing your loaf to keep it fresh longer.

  • Hands-on time: about 15 minutes prep; bake around 50–60 minutes (check the recipe for details).
  • Tools you’ll need: 9×5-inch loaf pan, mixing bowls, electric mixer or whisk, and a wire rack for cooling.
  • What’s included here: ingredients list, detailed method, glaze recipe, expert tips, variations, storage guidance, and FAQs.

Why It’s So Delightful

This Lemon Rhubarb Loaf with Glaze isn’t just delicious—it’s a charming addition to your baking lineup. Here’s why I think you’ll love making and sharing it:

  1. Perfect Flavor Combo: The tart rhubarb and bright lemon balance beautifully, making every bite lively and fresh. If you enjoy rhubarb-forward bakes, you’ll also love our Irresistible Rhubarb Bread.
  2. Moist, Tender Texture: Thanks to buttery richness and sour cream or Greek yogurt, the loaf is soft and melts in your mouth.
  3. Simple to Bake: Easy-to-follow steps and a short ingredient list make it ideal for bakers of all experience levels.
  4. Lovely Lemon Glaze: This glaze adds a sweet, zesty touch that finishes the loaf with style and flavor. For another citrusy loaf with a glossy finish, see our Starbucks Copycat Lemon Loaf.
  5. Versatile Favorite: Perfect as a snack, breakfast treat, or dessert—pairs wonderfully with tea or coffee.

Ingredients and Optional Add-Ins

Measured ingredients arranged for Lemon Rhubarb Loaf: 1½ cups all-purpose flour, 1 tsp baking powder, ½ tsp baking soda, ¼ tsp salt, ½ cup unsalted butter, softened, 1 cup granulated sugar

  • 1½ cups all-purpose flour
  • 1 tsp baking powder
  • ½ tsp baking soda
  • ¼ tsp salt
  • ½ cup unsalted butter, softened
  • 1 cup granulated sugar
  • 2 large eggs
  • ¼ cup fresh lemon juice
  • 1 tbsp lemon zest
  • ½ cup sour cream or Greek yogurt
  • 1 tsp vanilla extract
  • 1 cup chopped fresh rhubarb
  • powdered sugar (for glaze)
  • 1 to 2 tablespoons fresh lemon juice (for glaze)

Step-by-Step Method

  1. Bring the butter, eggs, and sour cream (or Greek yogurt) to room temperature.
  2. Preheat the oven to 350°F (175°C) and grease a 9×5-inch loaf pan or line it with parchment paper.
  3. Whisk together the flour, baking powder, baking soda, and salt in a medium bowl and set aside.
  4. Zest a lemon and measure 1 tablespoon zest; juice lemons to yield 1/4 cup fresh lemon juice.

    Room-temperature butter and eggs beside a greased loaf pan, whisked dry ingredients and lemon zest.

  5. Chop the rhubarb into even pieces.
  6. In a large bowl, cream the softened butter and granulated sugar until light and fluffy (about 3–5 minutes).
  7. Beat in the eggs one at a time, mixing well after each addition.
  8. Stir in the lemon juice, lemon zest, sour cream (or Greek yogurt), and vanilla extract until smooth.

    Bowl of creamed butter and sugar with eggs, chopped rhubarb, lemon zest, and yogurt being added.

  9. Gradually add the dry ingredients to the wet mixture, stirring gently just until no visible streaks of flour remain; avoid overmixing.
  10. Gently fold in the chopped rhubarb and any optional add-ins until evenly distributed.
  11. Pour the batter into the prepared loaf pan and smooth the top with a spatula.
  12. Bake for 50–60 minutes, or until a toothpick inserted into the center comes out clean or with a few moist crumbs.

    Thick batter studded with rhubarb being smoothed into a loaf pan before baking.

  13. Cool the loaf in the pan for about 10 minutes, then transfer to a wire rack to cool completely.
  14. Make the lemon glaze by mixing powdered sugar with 1–2 tablespoons fresh lemon juice until smooth and pourable, adjusting juice for desired thickness.
  15. Once the loaf is completely cool, drizzle the glaze over the top and let it set before slicing.

    Glaze being drizzled over cooled loaf on a wire rack, glossy lemon icing setting.

Serving Suggestions and Tips

This Lemon Rhubarb Loaf is wonderfully versatile! Here are some ideas to enjoy it:

  • With Tea or Coffee: Pair a slice with your favorite afternoon drink. It’s a cozy, comforting match.
  • Add Fresh Fruit: Serve with berries or citrus slices to brighten the plate.
  • Toast It: Lightly toast slices to bring out a warm, buttery crunch.
  • With Cream: Top with whipped cream or a scoop of vanilla ice cream for a sweet dessert treat.
  • At Brunch: Include it with eggs and a fresh French Carrot Salad with Lemon Dijon Dressing for a light but satisfying brunch spread.

And a few tips to help your loaf turn out perfectly every time:

  1. Choose Fresh Rhubarb: Look for firm, brightly colored stalks. Avoid any that look dried out or bruised.
  2. Zest with Care: Only grate the bright yellow part of the lemon peel, not the bitter white pith underneath.
  3. Use Room Temperature Ingredients: Let your butter, eggs, and sour cream (or yogurt) come to room temp for smoother mixing.
  4. Don’t Overmix: Stir just until the flour disappears to keep your loaf tender, not tough.
  5. Check for Doneness Properly: If your toothpick pulls out a few moist crumbs, that’s perfect. Wet batter means bake a bit longer.

Fun Variations and Swaps

Variation ideas for Lemon Rhubarb Loaf shown in a styled layout

Want to switch things up a bit? Try these fun variations to make your Lemon Rhubarb Loaf uniquely yours:

  • Berry Burst: Swap half of the rhubarb for fresh or frozen berries like blueberries or strawberries for extra fruity flavor, or try a raspberry swirl inspired by the Raspberry Swirl Brioche Loaf.
  • Nutty Surprise: Toss in chopped nuts for added crunch—walnuts and pecans are my favorites here.
  • Spice It Up: Add a pinch of cinnamon or nutmeg to the batter for a cozy warmth that’s perfect in cooler months. For a bolder, spice-forward bake, try Cinnamon Rhubarb Bread.
  • Creamy Twist: Replace sour cream with cream cheese for a richer, denser crumb and delicious tang.
  • Coconut Delight: Stir in shredded coconut for a tropical hint that pairs beautifully with lemon.

Storage, Freezing, and Make-Ahead

Once you’ve baked this lovely Lemon Rhubarb Loaf, proper storage will keep it tasting fresh and delicious:

  1. Room Temperature: Store your loaf in an airtight container on the counter for up to three days. This keeps it moist and flavorful.
  2. Refrigeration: If you want it to last longer, wrap tightly in plastic wrap or foil and keep it in the fridge for up to a week.
  3. Freezing: Slice and individually wrap pieces in plastic, then place them in a freezer bag. You can freeze for up to three months. When ready, just thaw at room temperature or warm briefly in the microwave. If you like having a lemony treat ready to bake from the freezer, try our Lemon Slice-and-Bake Cookies.

Pinterest-style image for Lemon Rhubarb Loaf with centered text overlay

Answers to Common Questions

1. Can I use frozen rhubarb instead of fresh?

Yes, frozen works! Just make sure to thaw it fully and drain any extra liquid before adding it to the batter so it doesn’t make the loaf too wet.

2. How do I know when the loaf is done baking?

Stick a toothpick or skewer in the center. It should come out clean or with a few moist crumbs. If it has wet batter on it, bake for a few more minutes.

3. Can I substitute Greek yogurt with something else?

Absolutely! Sour cream or plain yogurt are great substitutes and will keep the loaf moist and tender.

4. How can I adjust the glaze consistency?

If you want a thicker glaze, use less lemon juice. For a quick visual of the ideal texture, see the technique in our Baked Lemon Donuts with Lemon Glaze. To thin it out, add a little more lemon juice until it’s just right for drizzling.

5. Can I make mini loaves instead of one big one?

Definitely! Divide the batter between a few mini loaf pans (3–4 depending on size) and bake for about 25–35 minutes. Keep an eye on them since smaller loaves bake faster.

Now that you have this full guide, I hope baking your Lemon Rhubarb Loaf with Glaze feels approachable, fun, and rewarding. If you’re craving another citrus loaf, try our Orange Cranberry Bread with a simple glaze. Happy baking and enjoy every delicious slice!

Print
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A bright, moist quick bread combining tart rhubarb with fresh lemon flavors, finished with a sweet lemon glaze. Perfect for breakfast, brunch, dessert, or a cozy snack.

  • Total Time: 1 hour 10 minutes
  • Yield: 1 9×5-inch loaf, about 10-12 slices 1x

Ingredients

Scale
  • 1½ cups all-purpose flour
  • 1 tsp baking powder
  • ½ tsp baking soda
  • ¼ tsp salt
  • ½ cup unsalted butter, softened
  • 1 cup granulated sugar
  • 2 large eggs
  • ¼ cup fresh lemon juice
  • 1 tbsp lemon zest
  • ½ cup sour cream or Greek yogurt
  • 1 tsp vanilla extract
  • 1 cup chopped fresh rhubarb
  • Optional add-ins: chopped nuts (walnuts or pecans), pinch of cinnamon or fresh ginger, raisins or dried cranberries

Instructions

  1. Preheat oven to 350°F (175°C). Grease a 9×5-inch loaf pan or line with parchment paper.
  2. In a medium bowl, whisk together flour, baking powder, baking soda, and salt; set aside.
  3. In a large bowl, cream softened butter and granulated sugar until light and fluffy (3–5 minutes).
  4. Beat in eggs one at a time, mixing well after each addition.
  5. Add lemon juice, lemon zest, sour cream (or Greek yogurt), and vanilla extract; mix until smooth.
  6. Gradually fold dry ingredients into wet mixture, stirring just until combined. Avoid overmixing.
  7. Gently fold in chopped rhubarb and any optional add-ins.
  8. Pour batter into prepared loaf pan and smooth top with spatula.
  9. Bake for 50–60 minutes, or until toothpick inserted in center comes out clean or with few moist crumbs.
  10. Cool loaf in pan for about 10 minutes, then transfer to wire rack to cool completely.
  11. Prepare glaze by mixing powdered sugar with 1–2 tablespoons fresh lemon juice until smooth and pourable; adjust consistency as desired.
  12. Once loaf is completely cool, drizzle glaze over top and let set before slicing and serving.

Notes

For the lemon glaze, adjust lemon juice quantity for thicker or thinner consistency., Store loaf in airtight container at room temperature up to 3 days or freeze for longer storage., Use fresh, firm, brightly colored rhubarb for best texture and flavor., Room temperature ingredients help to blend batter smoothly., Avoid overmixing to maintain tender crumb., Test doneness with toothpick: a few moist crumbs are ideal rather than wet batter.

  • Author: Laura
  • Prep Time: 15 minutes
  • Cook Time: 55 minutes
  • Category: Dessert
  • Cuisine: American

Nutrition

  • Serving Size: 1 slice
  • Calories: 220
  • Fat: 9g
  • Carbohydrates: 30g
  • Protein: 3g

Alternative angle of Lemon Rhubarb Loaf served with a pairing

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Laura Bennett

ABOUT THE AUTHOR

Laura Bennett

Hi, I’m Laura Bennett, a home baker, recipe creator, and mom of two. I’m married to my husband Mark, and together we’re raising our kids, Emma and Lucas, who are always the first to test my latest baking experiments. Warm Baker started as a way to share the cozy, reliable recipes I make for my family every week — from soft breads and breakfast bakes to simple cookies that never last long in our house.

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