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Bolo Marta Rocha (Bolo Crocante de Nozes e Chantilly)

Prep Time 30 minutes
Cook Time 40 minutes
Total Time 1 hour 10 minutes
Servings 10 slices
Calories 650
A delicious Brazilian cake featuring crunchy walnuts, rich chocolate, and fluffy chantilly cream, perfect for special occasions.

Ingredients

Chocolate and Liquids

  • 20 g cocoa powder (100% cacao)
  • 40 g boiling water
  • 270 g granulated sugar
  • 80 g unsalted butter (can be cold)
  • 80 g vegetable oil
  • 170 g unsweetened yogurt (can be cold)
  • 3 units eggs (can be cold)
  • 10 g vanilla extract (or 8g essence)

Dry Ingredients

  • 250 g all-purpose flour
  • 10 g baking powder
  • 3 g refined salt
  • 0.5 tsp vanilla powder (optional)

Filling and Topping

  • 100 g pitted prunes
  • 200 g boiling water
  • 15 g granulated sugar
  • 90 g granulated sugar
  • 15 g all-purpose flour
  • 15 g cornstarch
  • 3 units egg yolks (can be cold)
  • 300 g whole milk
  • 15 g vanilla extract (or 8g essence)
  • 10 g unsalted butter (can be cold)

Egg Whites

  • 3 units egg whites (at room temperature, 25-30°C)
  • 150 g granulated sugar
  • 0.5 g refined salt (pinch)

Nuts and Syrup

  • 150 g chopped walnuts
  • 30 g liquid glucose (transparent)
  • 100 g granulated sugar
  • 10 g water

Cream

  • 400 g heavy cream (35% fat)
  • 40 g sugar

Instructions 

  • Prepare the chocolate mixture by combining cocoa powder with boiling water and set aside.
  • Cream butter, oil, sugar, yogurt, eggs, and vanilla until smooth.
  • Mix dry ingredients and gradually add to wet mixture.
  • Bake the cake at 180°C (356°F) for 40 minutes.
  • Soak prunes in boiling water with sugar, then blend into a paste.
  • Prepare the praline syrup with sugar, water, and glucose, then add walnuts.
  • Whip egg whites with sugar and salt until stiff peaks form.
  • Whip heavy cream with sugar until soft peaks form.
  • Assemble the cake with layers of prunes, praline, whipped cream, and walnuts.

Notes

Ensure all ingredients are at room temperature for best results.
Calories: 650kcal
Cost: $15
Course: Dessert
Cuisine: Brazilian
Keyword: walnuts