Name: Rhubarb Bundt Cake
Prep time: 30 min
Cook time: 1 h 10 min
Total time: 2 h 10 min
Cuisine: American
Ingredients: 2 1/2 cups chopped rhubarb; 1/2 cup sugar; Pinch of salt; 1 teaspoon lemon juice; 2 1/2 cups flour; 1 1/2 teaspoons baking powder; 3/4 teaspoon salt; 1/2 teaspoon baking soda; 1 3/4 cups sugar; 1/2 cup butter; 1/4 cup oil; 3 eggs; 2 teaspoons vanilla extract; 1/2 teaspoon almond extract; 1 1/2 cups buttermilk

Jump to Recipe

This Rhubarb Bundt Cake delivers a perfect balance of sweet vanilla batter and tangy rhubarb jam swirled through the center. It’s a spring bundt that feels both classic and fresh, making it ideal for gatherings or quiet afternoons at home. The cake stays moist for days, and in fact, the flavor deepens beautifully over time. Whether you serve it plain or finish it with a lemon glaze bundt, this recipe brings out the best in seasonal rhubarb while keeping the process simple and reliable.

Story

I first baked this Rhubarb Bundt Cake during early spring when rhubarb finally showed up at the market again. I wanted something that felt like an elegant fruit cake, yet still easy enough for a weekday bake. So, I started experimenting with a soft vanilla batter and a homemade rhubarb jam swirl.

The result surprised me. This Rhubarb Bundt Cake turned out moist, rich, and slightly tangy, with a beautiful ribbon of jam running through the center. Even better, the flavor improved the next day, which made it perfect for planning ahead.

Since then, this Rhubarb Bundt Cake has become a seasonal favorite in my kitchen. I often pair it with a light glaze inspired by sugar coated sarah recipes, or simply dust it with powdered sugar. Either way, it never lasts long on the counter.

Ingredients

2 ½ cups finely chopped rhubarb
½ cup white sugar (for jam)
1 pinch salt
1 teaspoon lemon juice
2 ½ cups all-purpose flour
1 ½ teaspoons baking powder
¾ teaspoon salt
½ teaspoon baking soda
1 ¾ cups white sugar
½ cup unsalted butter, softened
¼ cup vegetable oil
3 large eggs, room temperature
2 teaspoons vanilla extract
½ teaspoon almond extract
1 ½ cups buttermilk, room temperature

Step-by-Step Instructions

Preparing the Ingredients

Start by making the rhubarb jam. Combine chopped rhubarb, sugar, and a pinch of salt in a saucepan, then cook over medium heat for about 8–10 minutes until the mixture thickens. Stir in lemon juice and chill completely.

Meanwhile, preheat your oven to 350°F and grease a 10-cup Bundt pan. In a separate bowl, whisk together flour, baking powder, salt, and baking soda so everything blends evenly.

Cooking Instructions

Cream sugar, butter, and oil until light and fluffy. Then add eggs one at a time, mixing well after each addition. Stir in vanilla and almond extracts.

Next, add the dry ingredients in batches, alternating with buttermilk. Mix gently until just combined. Pour half the batter into the pan, spread the rhubarb jam evenly, then top with the remaining batter. Smooth the surface.

Bake for 55–60 minutes, or until a toothpick comes out clean. Let the cake cool in the pan for 30 minutes, then carefully invert onto a rack and cool completely.

Tips for Perfect Results

Common Mistakes to Avoid

Avoid overmixing the batter, as it can make the cake dense instead of soft. Also, do not skip chilling the jam because warm filling can sink or blend into the batter unevenly. Finally, always grease the Bundt pan thoroughly to prevent sticking.

Pro Tips for Better Flavor

Use fresh rhubarb for the best tart flavor, and let the cake rest overnight before serving. This resting time allows the Rhubarb Bundt Cake to develop a richer taste and softer texture. You can also drizzle a light citrus glaze for extra brightness.

Serving and Storage

How to Serve

Serve slices slightly warm or at room temperature. This cake pairs well with coffee or tea, and it looks beautiful with a dusting of powdered sugar or a simple glaze. For special occasions, add whipped cream on the side.

How to Store Leftovers

Store the cake in an airtight container at room temperature for up to three days. For longer storage, refrigerate it and bring slices to room temperature before serving to maintain the best texture.

Conclusion

This Rhubarb Bundt Cake combines simple ingredients with a standout flavor that feels both comforting and refined. It’s easy to make, stores well, and delivers consistent results every time. If you’re looking for a seasonal dessert that impresses without extra effort, this recipe deserves a spot in your rotation.

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Frequently Asked Questions

Can I use frozen rhubarb instead of fresh?

Yes, you can use frozen rhubarb. Just thaw and drain it well before cooking the jam to avoid excess moisture in the filling.

Why does this cake taste better the next day?

The flavors settle and blend as the cake rests, which makes the texture softer and the taste more balanced after a day or two.

Can I add a glaze to this cake?

Absolutely. A simple lemon glaze works very well and adds a bright finish that complements the tart rhubarb.