Dark Chocolate Cake with White Chocolate and Mascarpone Frosting

Dark Chocolate Cake with White Chocolate and Mascarpone Frosting is a medium French recipe that serves 8. 350 calories per serving. Recipe by Oum Arwa on YouTube.

Prep: 7 min | Cook: 50 min | Total: 1 hr 7 min

Cost: $11.56 total, $1.44 per serving

Ingredients

  • 200 g Dark baking chocolate 52% cocoa (cut into pieces)
  • 120 g Unsalted butter (at room temperature)
  • 110 g Granulated sugar
  • 3 Eggs (medium to large size)
  • 1 pinch Salt
  • 1 packet Vanilla sugar or vanilla extract (or 1 tsp vanilla extract)
  • 11 g Baking powder
  • 100 g All-purpose flour (sift)
  • 150 g White chocolate (cut into pieces)
  • 150 ml Liquid cream 30% fat
  • 2 tbsp Mascarpone (about 30 g)
  • 100 g Fresh raspberries (optional) (for garnish)
  • 30 g Toasted sliced almonds (optional)

Instructions

  1. Preheat the oven

    Turn on the fan‑assisted oven to 180 °C before starting the preparation.

    Time: PT2M

    Temperature: 180°C

  2. Mix eggs, sugar, salt and vanilla

    In the large bowl, beat the 3 eggs with 110 g sugar, a pinch of salt and the packet of vanilla sugar until the mixture lightens.

    Time: PT1M

  3. Fold in flour and leavening

    Sift 100 g flour with 11 g baking powder, then add them to the previous mixture. Stir gently until homogeneous.

    Time: PT2M

  4. Melt chocolate and butter

    Place the 200 g dark chocolate and 120 g butter in a saucepan over a bain‑marie or microwave (30 s intervals) until smooth.

    Time: PT3M

  5. Combine melted chocolate with the batter

    Pour the chocolate‑butter mixture into the batter and gently fold with a spatula until smooth.

    Time: PT1M

  6. Prepare the pan

    Butter the 20 cm pan, lightly dust with flour and line the bottom with parchment paper.

    Time: PT2M

  7. Bake the cake

    Pour the batter into the pan and bake for 35 minutes. Check doneness by inserting a knife in the centre: it should come out clean.

    Time: PT35M

    Temperature: 180°C

  8. Cooling

    Let the cake rest for 15 minutes in the pan, then unmold onto a rack to cool completely.

    Time: PT15M

  9. Prepare the frosting

    In a small saucepan, melt 150 g white chocolate with 150 ml liquid cream over a bain‑marie until a smooth sauce forms.

    Time: PT5M

  10. Add the mascarpone

    Stir in 2 tbsp mascarpone into the chocolate‑cream mixture and whisk until creamy.

    Time: PT2M

  11. Frost the cake

    Pour the frosting over the cooled cake, spread evenly with a spatula.

    Time: PT3M

  12. Final decoration

    Decorate as desired with raspberries, toasted sliced almonds, gold leaf or grated dark chocolate.

    Time: PT5M

Nutrition Facts

Calories
350
Protein
5 g
Carbohydrates
40 g
Fat
20 g
Fiber
3 g

Dietary info: vegetarian, low-calorie

Allergens: eggs, milk, gluten

Last updated: April 7, 2026

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Dark Chocolate Cake with White Chocolate and Mascarpone Frosting

Recipe by Oum Arwa

A moist cake made with 52% cocoa dark chocolate, topped with a silky white chocolate frosting with cream and mascarpone. Decorated with raspberries, sliced toasted almonds and gold leaf for an elegant touch.

MediumFrenchServes 8

Shop all ingredients on Amazon in one click • Printable PDF with shopping checklist

Source Video
41m
Prep
35m
Cook
10m
Cleanup
1h 26m
Total

Cost Breakdown

$11.56
Total cost
$1.44
Per serving

Critical Success Points

  • Melt the chocolate and butter without burning them
  • Mix the batter without creating lumps
  • Precise baking for 35 minutes at 180 °C
  • Allow the cake to cool completely before applying the frosting
  • Achieve the right frosting consistency with mascarpone

Safety Warnings

  • Handle melted chocolate and hot cream with care to avoid burns.
  • Use kitchen gloves when handling the hot pan.
  • Do not leave the oven unattended during baking.

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