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Tosca Bars in the Air Fryer

Crispy tosca bars – Danish classic with shortcrust pastry and caramelized almonds

The perfect combination of sweet caramel, crunchy almonds, and delicate shortcrust pastry, all baked in no time!

June 17, 2026
Rating: 5.00
(3)

In this recipe, we explore the delicate and traditional Danish pastry known as Tosca Bars in the Air Fryer. It’s a delicious, soft cake with caramelized almonds, also known as nut bars. We’ll take a little look at the origin of these nut triangles and, not least, offer creative suggestions for flavor variations.

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Estimated reading time: 3 minutes

Why make Tosca Bars in the Air Fryer?

Making Tosca Bars in the air fryer offers several advantages over traditional oven baking. The main advantage is efficiency. The air fryer heats up quickly and can significantly reduce the baking time of these nut bars. The air circulation also contributes to even baking and a crispy surface on your nut triangles. Which is ideal for the Tosca Bars’ characteristic, caramelized almond topping.

What kind of cake are Tosca Bars and nut triangles?

Tosca Bars are small, rectangular cakes consisting of a crispy shortcrust base and a sweet topping of caramelized almonds. The cake is crunchy, sweet, and incredibly addictive. A similar cake is nut triangles, which often have a softer base and are topped with a richer mix of various nuts and honey. Both variants are highly valued in Danish patisseries and home bakeries for their unique texture and rich flavor profile.

Enjoy the cake with a lovely cup of coffee

Tosca Bars and nut crescents taste heavenly when enjoyed together with a good, freshly brewed cup of coffee. The mild and organic Puro Organic Filterkaffe pairs perfectly with the sweet, caramelized nuts and makes your coffee break something truly special. Happy baking!

Where do Tosca Bars come from?

Tosca Bars have their roots in Nordic cuisine, more specifically in Denmark. The name “Tosca” refers to the special almond topping, which is believed to be named after Puccini’s famous opera, Tosca. This cake became popular in the mid-20th century and continues to be a favorite at coffee tables and in traditional bakeries throughout the country.

What flavor variations of the cake can you make from Tosca Bars / nut triangles?

  • Chocolate and hazelnut: By adding finely chopped hazelnuts and pieces of dark chocolate to the almonds in the topping, you achieve a rich and deep flavor profile that complements the sweet caramel. The chocolate melts easily during baking, creating a luxurious texture and taste.
  • Lemon and pistachio: For a fresher variant, the almonds can be replaced or supplemented with pistachios, and freshly grated lemon zest can be incorporated into both the shortcrust pastry and the topping. This addition adds an aromatic and slightly tangy note that breaks up the sweet caramel flavor.
  • Coconut and lime: Replace some of the almonds with coconut flakes and add lime zest for a tropical twist. Coconut provides a delightfully crispy texture and the lime zest a fresh acidity, making every bite both refreshing and irresistible.

Make sure the shortcrust pastry is well chilled before it is rolled out and shaped. This helps ensure that the shortcrust pastry holds its shape during baking and gives a crispier base

Tips and tricks from the author: Morten Jensen

Conclusion on Tosca Bars in the Air Fryer

Preparing Tosca Bars in an air fryer is not just a time-saving innovation. It also adds a new dimension of texture and flavor to the beloved nut bars. Whether you stick to the traditional recipe or experiment with exciting new flavor variations, the air fryer proves its worth as an ideal tool for modern home baking.

Recipe

Tosca slices with almonds and caramel from the air fryer

Tosca Bars in the Air Fryer

Morten Jensen
These tosca bars in the air fryer are a quick and easy version of the classic Danish cake. They combine the sweet, nutty topping of a traditional tosca cake with a crisp shortcrust base, all made
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Cooking Guide

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Prep time 15 minutes
Cook time 15 minutes
Rising time 30 minutes
Total Time 1 hour
Shelf life Store in an airtight container at room temperature for up to 3 days.
Can be frozen Can be frozen for up to 3 months; wrap well and thaw at room temperature.
Reheating Warm the slices in the air fryer at 150 °C for 2-3 minutes, or serve at room temperature.
Course Cakes
Cuisine Fransk
Diet
Servings 4 pcs
Calories 1130

Cost of the dish

Prices may vary depending on where you shop.

Our estimate is based on average food prices for the current year 2026.

Estimated price for the whole dish:

$ 8

Airfryer size

All our recipes are tested in a Philips Airfryer 2000 Series NA230/00 – 6.2 L

See the Philips Airfryer 2000 here.

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Recommended equipment

  • 1 Air fryer
  • 1 Mixing bowl
  • 1 Saucepan
  • 1 Dough scraper
  • 1 Parchment paper

Shopping list

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Ingredients

Shortcrust pastry:

  • 200 g plain flour
  • 100 g butter
  • 50 g sugar
  • 1 pcs egg yolk
  • 1 tbsp water

Tosca topping:

  • 100 g butter
  • 100 g sugar
  • 2 tbsp milk
  • 100 g flaked almonds

Chocolate coating

  • 200 gram dark chocolate

How to make it

  • Prepare the shortcrust pastry:
    Mix 200 g plain flour and 50 g sugar in a bowl.
    Add 100 g butter and rub it into the flour mixture until you have a crumbly texture.
    Add 1 pcs egg yolk and 1 tbsp water, and quickly bring the dough together.
    Shape the dough into a flat rectangle and let it rest in the fridge for 30 minutes.
  • Make the tosca topping:
    Melt 100 g butter, 100 g sugar and 2 tbsp milk in a saucepan over medium heat.
    Add 100 g flaked almonds once the sugar has dissolved.
    Let the mixture simmer, stirring, for a couple of minutes until it turns golden and thick.
  • Prepare the air fryer:
    Preheat your air fryer to 180°C.
    (Pre-program it, or let it run for a couple of minutes before cooking)
    Line the basket with baking paper.
  • Roll out the dough:
    Roll out the shortcrust pastry to a thickness of about 0.5 cm and cut into the pieces you want.
  • Assemble the cake:
    Spread the tosca topping evenly over the rolled-out pieces of pastry.
  • Baking:
    Bake the tosca bars in the air fryer at 180°C for 12-15 minutes, or until they are golden and crisp.
    Keep an eye on them to avoid burning.
    Start the online kitchen timer here
  • Cool:
    Let the tosca bars cool on a wire rack
  • Melt the chocolate:
    Over a water bath, brush all sides of the triangle with a thick layer of 200 gram dark chocolate.
    Place them in the fridge for about 30 minutes until they set.
  • Now the nut triangles are ready to serve!

Our notes for the recipe

– Air fryers can vary in efficiency, so adjust the baking time to suit your model if needed.
– The topping may bubble up during baking but will set as it cools.

Nutrition per serving (Guideline)

Nutrition information
Tosca Bars in the Air Fryer
Amount per serving
Calories
1130
% Daily Value*
Fat
 
75
g
115
%
Saturated fat
 
39
g
244
%
Trans fat
 
2
g
Polyunsaturated fat
 
5
g
Monounsaturated fat
 
25
g
Cholesterol
 
112
mg
37
%
Sodium
 
333
mg
14
%
Potassium
 
608
mg
17
%
Carbohydrates
 
104
g
35
%
Fiber
 
10
g
42
%
Sugar
 
51
g
57
%
Protein
 
15
g
30
%
Vitamin A
 
1274
IU
25
%
Vitamin B1
 
0.5
mg
33
%
Vitamin B2
 
1
mg
59
%
Vitamin B3
 
4
mg
20
%
Vitamin B5
 
1
mg
10
%
Vitamin B6
 
0.1
mg
5
%
Vitamin B12
 
0.2
µg
3
%
Vitamin D
 
0.02
µg
0
%
Vitamin E
 
8
mg
53
%
Vitamin K
 
7
µg
7
%
Calcium
 
125
mg
13
%
Iron
 
9
mg
50
%
Magnesium
 
194
mg
49
%
Phosphorus
 
342
mg
34
%
Selenium
 
22
µg
31
%
Zinc
 
3
mg
20
%
Caffeine
 
40
mg
Folic acid
 
77
µg
Net carbohydrates
 
94
g
* Percent Daily Values are based on a 2000 calorie diet.

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

Søgeord Afternoon coffee, Chocolate

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Author

Airfryerkogebogen.dk
Airfryerkogebogens kok fremviser vores hjemmeside aifryerkogebogen.dk
Airfryer cookbook author
Morten har udgivet mere end 300 airfryer opskrifter indenfor alle måltider.
5 from 3 votes (3 ratings without comment)
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