- 1 Lemon
- 7 ounces Pastry flour (plus more for dusting)
- 2 teaspoons Baking powder
- 4 ounces Cane sugar
- ½ cup Milk (low-fat) (plus 5 tablespoons for dough)
- 4 tablespoons Canola oil (plus more for pan if needed)
- 4 ounces Quark
- 11 ounces Raspberries (frozen)
- 1 tablespoon Cornstarch
- 6 ounces Sour cream
- 3 Eggs
- Powdered sugar (for dusting)
Rinse lemon in hot water, wipe dry and finely grate zest. Mix together flour, baking powder, 50 grams (approximately 3 tablespoons) sugar, 1 pinch of salt and the lemon zest in a bowl.
Add 5 tablespoons milk, the oil and quark and beat with a hand mixer until smooth.
Turn out dough onto a floured surface, roll out to about 28 cm (approximately 11 inches) in diameter. Coat a springform pan (24 cm or approximately 10 inches in diameter) with oil if necessary, then dust with flour and tap out excess. Press dough into bottom and 2 cm (approximately 3/4 inch) up side of pan.
Mix frozen raspberries and cornstarch in a small bowl and arrange on top of the dough.
Mix together sour cream, remaining sugar, eggs and milk in a bowl and pour over the berries. Bake on second rack from bottom of preheated oven at 180°C (fan not recommended, gas: mark 2-3) (approximately 350°F) for 30 minutes. Reduce oven temperature to 150°C (gas: mark 1-2) (approximately 300°F) and bake until filling is set in the middle, 25-30 minutes more. Let cool, dust with powdered sugar and serve.