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🍰 Blackberry Biscuit Roll
173 kcal · 30 min · 4 servings
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Ingredients
- 4 Eggs
- 1 Pinch Salt
- 120 g Coconut Blossom Sugar
- 120 g Spelt Flour Type 1050
- 30 g Cornstarch
- 6 Sheets White Gelatin
- 0.5 Organic Lemon
- 125 ml Buttermilk
- 200 g Yogurt (1.5% Fat)
- 125 g Low-fat Quark
- 250 g Blackberries
- 3 tbsp Powdered Sugar from Birch Sugar
Instructions
- 1. Separate the eggs. Put the egg whites and a pinch of salt into a large bowl.
- 2. Whip the egg whites stiff with a hand mixer.
- 3. Gradually add 100 grams of coconut blossom sugar.
- 4. Briefly stir in the egg yolks.
- 5. Mix flour and starch in a small bowl.
- 6. Sift the mixture over the egg whites.
- 7. Gently fold the dry mixture in with a whisk.
- 8. Line a baking sheet with baking paper.
- 9. Spread the batter evenly on it.
- 10. Preheat the oven to 200 degrees Celsius top/bottom heat.
- 11. Bake the dough at 200 degrees (180 degrees Celsius with fan or gas mark 3) for 8 to 10 minutes on the middle rack.
- 12. Sprinkle a damp kitchen towel with the remaining coconut blossom sugar.
- 13. Invert the baked cake onto the towel.
- 14. Remove the baking paper.
- 15. Roll the still-warm sponge cake lengthwise using the towel.
- 16. Let the sponge cake cool completely on a wire rack.
- 17. Soak the gelatin in a bowl with plenty of cold water.
- 18. Rinse the lemon under hot water.
- 19. Dry the lemon thoroughly.
- 20. Grate the zest finely.
- 21. Mix buttermilk, yogurt, and quark with the lemon zest.
- 22. Whip the mixture with a hand mixer until creamy and frothy.
- 23. Warm 2 tablespoons of the cream in a saucepan.
- 24. Squeeze the gelatin well.
- 25. Dissolve the gelatin in the warm cream while stirring with a wooden spoon.
- 26. Stir in another 2 tablespoons of the cream.
- 27. Warm this addition too.
- 28. Add the rest of the cream.
- 29. Remove the pan from the heat.
- 30. Let the mixture cool down slightly.
- 31. Carefully unroll the sponge cake as soon as the cream starts to set.
- 32. Spread the cream evenly over the dough.
- 33. Gently wash the blackberries.
- 34. Let the blackberries drain well in a sieve.
- 35. Distribute 200 grams of blackberries over the cream.
- 36. Roll the sponge cake tightly again.
- 37. Chill the roll in the refrigerator for at least 2 hours.
- 38. Dust powdered sugar made from birch sugar over the roll using a tea sieve.
- 39. Garnish the roll with the remaining blackberries.
- 40. Slice the roll into pieces.
- 41. Serve the slices.
Nutrition per serving
- kcal: 173
- Protein: 8 g · Fett/Fat: 3 g · Carbs: 31 g