20cm round springform pan Base: 45g flour 15g almond flour 1/4 tsp cinnamon 70g sugar 1/8 tsp salt 1/2 tsp baking powder 20g butter 1 egg 60g yogurt ~ After baking: 25g water 2 tbsp lemon juice 1/4 tsp almond extract 1 tsp roes water 1 tbsp brandy    Cheesecake batter: 3 eggs, separated 110g sugar 250g ricotta 200g full fat sour cream 4