Mix 100 g sugar, 1 packet of vanillin sugar, 1 pinch of salt and butter. Add almonds and flour. Knead into crumbles with the dough hooks of the hand mixer. Put 1/3 of the crumbles in the fridge. Put 2/3 of the crumble quantity into a greased tart dish ( 24 cm Ø) and press it down as a base. Pre-bake in the preheated oven (electric cooker: 175 °C/ convection oven: 150 °C/ gas: level 2) for approx. 10 minutes.
Wash the apricots, dab dry, quarter them and remove the stone. Mix sour cream, egg, 1-2 tablespoons of sugar, 1 packet of vanillin sugar and sauce powder. Spread the apricot quarters on the base in a slightly upright position. Pour the glaze evenly over the apricot quarters and sprinkle with the remaining crumbles. Bake in the preheated oven (electric range: 175 °C/ convection oven: 150 °C/ gas: level 2) for 30-40 minutes. Serve dusted with icing sugar
2 hours waiting time