Blog

Desserts with Rhubarb

Rhubarb can be used in many ways—whether as rhubarb sorbet, pickled rhubarb, baked rhubarb, or any other variation you can think of. Read more here about our rhubarb sorbet and find inspiration for new ways to use this wonderful ingredient

Spring is a wonderful time when the weather turns sunnier and warmer, and outside, everything begins to sprout and bloom, with the trees bursting into leaf. One of the earliest crops to be harvested is rhubarb—a fantastic vegetable often mistaken for a fruit—beloved by chefs for its striking shape, vibrant color, and exquisite flavor marked by its characteristic sweet-sour balance.

Why Does Rhubarb Taste So Good in Desserts?
When it comes to desserts, it’s all about balance. The perfect dessert must balance sweetness, acidity, texture, and aroma. This is where rhubarb truly shines with its unique flavor profile. Rhubarb’s pronounced tartness provides a wonderful contrast to the sweet elements in desserts, creating a harmonious and complex taste experience.

Rhubarb also contains naturally occurring acids, which give it a fresh and invigorating flavor. When combined with sugar, this acidity becomes more rounded and complex, adding depth to any dessert.

What Makes Rhubarb’s Flavor So Special?
Rhubarb has a unique taste that’s difficult to compare with other fruits or vegetables. It features a sharp, almost citrus-like acidity that can vary depending on the variety and harvest time. This tartness can be intense, but when properly balanced with other ingredients, it becomes an indispensable component in many desserts.

Another reason rhubarb stands out is its aroma. Rhubarb has a subtle, earthy fragrance that complements its tart flavor and adds yet another layer of complexity to desserts. This makes rhubarb a favorite among chefs aiming to create deep and nuanced flavor experiences.

Rhubarb’s Unique Tartness
Rhubarb is made for desserts, helping create balance and add multiple layers of flavor. It’s a perennial plant from the buckwheat family, and only its stalks are edible. Rhubarb leaves contain oxalic acid—a chemical compound that can be toxic if consumed in large quantities.

The tart taste of rhubarb is a perfect counterpoint to sweetness in desserts. It’s this interplay between sweet and sour that makes rhubarb so appealing. When rhubarb is cooked or baked, it loses some of its sharpness but retains a freshness that enhances any dessert.

Delicious Rhubarb Sorbet
The rhubarb we use in our Kastbergs Rhubarb Sorbet is harvested on the island of Samsø by two experienced farmers who specialize in this type of crop. Samsø is an ideal place to grow both rhubarb and fruit thanks to its unique microclimate and nutrient-rich soil.

As mentioned, rhubarb is very well-suited for the dessert kitchen. Its color and sweet-tart flavor profile are enticing and provide many opportunities to create delicious desserts. You might make pickled rhubarb, freeze-dried rhubarb, or baked rhubarb and use these elements in a lovely rhubarb dessert—either in combination or alongside ice cream or cake. In addition to flavor and appearance, rhubarb can be prepared in many different ways—including as ice cream, or more precisely, sorbet.

Kastbergs Rhubarb Sorbet contains 42% rhubarb, which gives it a pure and intense rhubarb flavor, a beautiful color, and a delightfully creamy texture that’s easy to work with—ideal for scooping into round balls or shaping into elegant quenelles.

In the desserts listed below, you’ll find several examples of how rhubarb can be used—from pickled or baked rhubarb to cream, freeze-dried rhubarb, and of course, sorbet.

Nine Brilliant Desserts with Rhubarb

Yogurt Strawberry Cake with Rhubarb Sorbet

This stunning dessert from Hotel Alte Post in Flensburg does it all. With rhubarb adding spring’s refreshing acidity, it elevates an already exquisite dessert that also features a beautiful yogurt-strawberry cake—you can read more about that separately.

Crème Brûlée Variation with Rhubarb Sorbet

This simple and delicious French dessert gets a spring twist with our rhubarb sorbet. In this case, we’ve chosen to incorporate sorbet to make the dish seasonal, though you could also add rhubarb or pickled rhubarb directly to the dessert. Naturally, we’ve opted for the sorbet.

Delicious Dessert with Rhubarb Sorbet

This dessert works well in both spring and summer, as rhubarb can be harvested multiple times a year depending on the variety. The dessert includes white chocolate mousse, baked rhubarb, rhubarb biscotti, and of course, rhubarb sorbet.

Rhubarb Variation with Rhubarb Sorbet

This is truly a rhubarb dessert in every sense of the word. Built around a crisp and airy meringue, it features both baked and pickled rhubarb, topped with rhubarb sorbet. It showcases how a single ingredient can be used in multiple ways—each contributing something unique.

Rhubarb Tart with Vanilla Ice Cream

This rhubarb dessert features a rhubarb tart with rhubarb curd and rhubarb crumble. With its high acidity, it needs a counterbalance—delivered here by our creamy vanilla ice cream.

Mazarin with Rhubarb Compote, Meringue, and Pickled Rhubarb

Several rhubarb components come into play here. The dessert is built on a rich mazarin base with rhubarb compote and a light meringue topped with pistachio and tarragon. Our creamy and tangy rhubarb sorbet is served on a bed of delicately raw-pickled rhubarb. The result is a tart dessert beautifully balanced by the gentle sweetness of the mazarin.

Sweet Woodruff Mousse on Sablé Base

Using sweet woodruff in a mousse brings great balance in flavor and texture. It acts as the perfect bridge between the dessert’s crispy and soft elements. Sweet woodruff mousse works well as a connector among various components.

Kakigori with Rhubarb Sorbet and Vanilla Ice Cream

Kakigori is a Japanese shaved ice dessert. In this version, it features both rhubarb sorbet and vanilla ice cream for a refreshing and layered experience.

Rhubarb Dessert

This dessert from A Hereford Beefstouw includes a rhubarb cream, freeze-dried rhubarb, and rhubarb sorbet. Once again, this dish demonstrates how a single ingredient can be used in many different ways, with each element adding its own twist.

There are so many creative possibilities—why not try something new this season? Let Kastbergs inspire you to craft your own unique masterpiece! Whether it includes sorbet, baked rhubarb, pickled rhubarb, freeze-dried rhubarb, or something else entirely, you’ll find plenty of ideas on our inspiration page.