Wash, drain and clean the gooseberries. Grease a fat pan (deep baking tray; approx. 32 x 39 cm) and dust with flour.
For the crumbles 750 g flour, 500 g butter, 300 g sugar, vanilla sugar and 1 pinch of salt first with the dough hooks of the mixer, then roughly knead into crumbles with your hands. Preheat the oven (electric cooker: 200 °C/circulating air: 175 °C/gas: s.
Good 2⁄3 Spread the crumble dough on the tray and press it down with your hands to form a base, forming a rim. Mix the berries and lemon curd and spread on the crumble base. Sprinkle the rest of the crumble on top.
Bake in a hot oven on the lowest shelf for about 50 minutes. Remove from the oven and allow to cool.