- 4 4 large egglarge eggs
- 1 cup (4½ oz.) 240 ml (130 g) powdered erythritol
- 3½ oz. 100 g melted butter
- 1 tsp 1 tsp baking powder
- 1¼ cups (5 oz.) 300 ml (140 g) almond flour
- 2 cups 475 ml
- 9 oz. (1 cup) 260 g (270 ml) mascarpone cheese
- 4 tbsp 4 tbsp powdered erythritol
- 1 cup 240 ml coffee
- 4 tbsp 4 tbsp cocoa powder
- Preheat the oven to 350°F (175°C). Separate the egg whites from the yolks, and place them in two separate bowls.
- Beat the egg whites until stiff with the help of an electric mixer. Reserve.
- Add the sweetener to the egg yolks and beat until the mixture turns pale yellow. Add the melted butter and the baking powder and mix. Finally, add the almond flour and mix again until well incorporated.
- Gently fold the egg whites into the mixture with a spatula, using gentle, sweeping movements with a hand mixer.
- Grease a 9" × 13" (23 × 33cm) baking pan. You can also cover the pan with parchment paper instead of greasing. Pour in the dough. Bake for 10 to 15 minutes.
- Let the cake cool down for 3 hours and remove it from the tray.
- Whip the cream until it forms soft peaks.
- In another bowl, whip the mascarpone and add the sweetener.
- Using a silicone spatula, mix the cream and the mascarpone with gentle, enveloping movements.
Assembly and serving
- Pour the coffee into a deep bowl.
- Cut the sponge cake into strips or sticks, dip them in the coffee and form the first layer at the bottom of an 11" x 7" (27 x 18 cm) rectangular cake pan.
- Spread a layer of mascarpone cream on top.
- Then, add another layer of coffee-dipped sponge cake strips and covered it with another layer of cream.
- Decorate with the cocoa powder and let it rest in the fridge for at least 3 hours.
Special equipment needed
- Electric mixer
- 9" × 13" (23 × 33cm) baking pan
- 11" x 7" (27 x 18 cm) rectangular cake pan