Quark and rhubarb crumble cake
Base: 500 g rhubarb 600 g flour 200 g butter 2 tsp baking powder a pinch of salt Topping: 600 g quark 200 g sour cream 200 g sugar 4 eggs 2 tbsp semolina vanilla sugar For the base, I mixed the flour with the salt and baking powder, cut the butter into pieces and…