Rhubarb cake in the Air Fryer is a classic and beloved dessert cake in many Danish homes. Especially when spring and summer announce their arrival, and the rhubarb begins to sprout in the garden. In this recipe, we’ll explore the joy of making rhubarb cake in the air fryer. We’ll also dive into the history of rhubarb cake, discuss the season for Danish rhubarb, and look at which other ingredients can complement the rhubarb in the cake. Finally, we’ll conclude why the air fryer can be the perfect choice for baking your next rhubarb cake.

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Estimated reading time: 5 minutes
Table of Contents: Why Make Rhubarb Cake in the Air Fryer?
Why Make Rhubarb Cake in the Air Fryer?
Making rhubarb cake in the air fryer has several advantages. First, it saves time. The air fryer heats up quickly and bakes the cake in a fraction of the time it takes in a traditional oven. This is perfect if you’re short on time but still want to enjoy a freshly baked cake. Second, the air fryer ensures even heat distribution, which means the cake bakes evenly all the way through. This can sometimes be a challenge in a conventional oven, especially if you have an older model.
The air fryer is also more energy-efficient. Its smaller size means less energy is used for heating, which is good for both the environment and your electricity bill. Finally, the air fryer is easy to clean, which is always a plus when it comes to baking.
Where Does Rhubarb Cake Come From?
The precise origin of rhubarb cake is hard to pin down, but the rhubarb plant itself has a fascinating history. Rhubarb originally comes from Asia, where it was cultivated in China as early as 2700 BC for medicinal purposes. It wasn’t until much later that the plant found its way to Europe. In the 1600s, Europeans began growing rhubarb, primarily as medicine, but over the course of the 1700s and 1800s, rhubarb was gradually introduced into the kitchen as a dessert ingredient.
Rhubarb cake as we know it today became popular in Scandinavia and Britain during the 19th century. Here, the sweet and tart flavour of rhubarb was perfectly combined with sugar and baked into cakes, tarts, crumbles, and desserts. Especially in Denmark, rhubarb cake has become a classic, often enjoyed during the spring and summer months when rhubarb is in season.
When Is Danish Rhubarb in Season?
Rhubarb is one of the first crops ready for harvest in spring. In Denmark, the rhubarb season typically begins in April and lasts until June, but depending on the weather, it can sometimes stretch all the way into August. The earliest rhubarb stalks are often the most tender and sweet, making them ideal for baking and other culinary purposes.
Using seasonal rhubarb in your cakes doesn’t just ensure the best flavour, but also the freshest and most nutrient-rich ingredients. Rhubarb is rich in fibre, vitamin C, and vitamin K, making it a healthy addition to your diet.
What Other Fillings Can You Use in Your Rhubarb Cake Besides the Rhubarb?
While rhubarb cake is delicious on its own with the tart flavour of the rhubarb, it can be fun and exciting to experiment with different ingredients that complement the rhubarb. Here are a few suggestions:
- Strawberries:The combination of rhubarb and strawberries is a classic. Strawberries add a natural sweetness that balances the tartness of the rhubarb.
- Apples:Apples give the cake a lovely texture and a mild sweetness. Especially tart apple varieties like Granny Smith work well with rhubarb.
- Ginger:A little fresh or dried ginger can add a warm, spicy flavour that pairs beautifully with the freshness of the rhubarb.
- Raspberries:Just like strawberries, raspberries add a sweet and slightly tart flavour that goes well with rhubarb.
- Vanilla or cardamom:Adding spices like vanilla or cardamom can elevate the flavour profile of your cake and give it an extra dimension.
Try lightly pre-baking the rhubarb pieces in the air fryer for 5-7 minutes at 160°C. This will help remove some of the excess liquid and concentrate the flavour.
Tips and tricks from the author: Morten Jensen
Conclusion on Rhubarb Cake in the Air Fryer
Baking rhubarb cake in the air fryer is a modern and practical approach to a classic dessert. The air fryer makes it quick and easy to bake a moist and delicious cake without hassle. This method saves time and energy while ensuring even baking.
The history of rhubarb cake takes us back to the medicinal use of rhubarb in ancient times and brings us forward to today’s beloved desserts. With Danish rhubarb in season from April to August, we have many months to enjoy this fantastic plant. By combining rhubarb with other fruits and spices, you can create your own unique version of rhubarb cake.
All in all, rhubarb cake in the air fryer is an easy and delicious way to enjoy the season’s fresh rhubarb. With the right recipe and a bit of creativity, you can treat yourself and your guests to a wonderful dessert that celebrates the best flavours of spring and summer.
Recipe

Rhubarb cake in the Air Fryer
Cooking Guide
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Cost of the dish
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Airfryer size
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Recommended equipment
- 1 Air fryer
- 1 Bowl
- 1 Whisk - or an electric mixer
- 1 Baking pan - that fits in the air fryer (about 18-20 cm in diameter)
- 1 Knife
- 1 Cutting board
Shopping list
Ingredients
- 200 g rhubarb (cut into small pieces)
- 150 g sugar
- 100 g butter (softened)
- 2 pcs eggs
- 200 g plain flour
- 1 tsp baking powder
- 1 tsp vanilla sugar
- 1 dl milk
How to make it
Prepare the rhubarb:
- Rinse the 200 g rhubarb thoroughly and cut into small pieces. Mix with 50 g150 g sugar and leave to sit for about 10 minutes.
Make the cake batter:
- In a large bowl, whisk the softened 100 g butter and the remaining sugar (100 g) together until light and creamy. Add the 2 pcs eggs one at a time, whisking well after each egg.
Dry ingredients:
- Mix the 200 g plain flour, 1 tsp baking powder and 1 tsp vanilla sugar in a separate bowl.
Combine the batter:
- Add the dry ingredients alternately with the 1 dl milk to the butter mixture, and stir until the batter is smooth and free of lumps.
Add the rhubarb:
- Gently fold the macerated rhubarb pieces into the batter.
Prepare the baking tin:
- Grease the baking tin or line it with baking paper. Pour the batter into the tin and smooth out the surface.
Baking:
- Preheat the air fryer to 160°C.(Preheat function, or let it run for a couple of minutes before cooking)Place the baking tin in the air fryer and bake the cake for about 30-35 minutes, or until a skewer comes out clean when inserted into the centre of the cake.Start the online kitchen timer here
Cooling:
- Let the cake cool in the tin for about 10 minutes before removing it from the tin and letting it cool completely on a wire rack.
Our notes for the recipe
Your notes for the recipe
Nutrition per serving (Guideline)
Important about shelf life and nutrition
Nutrition per serving (guideline): Calculations are based on data from the United States Department of Agriculture (USDA). Shelf life (guideline): Shelf life data is provided, as far as possible, by public institutions, including national food authorities. Our information is therefore only indicative, and it is your responsibility to obtain and calculate accurate information about shelf life and nutrition for all recipes on airfryerkogebogen.dk
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