Line the bottom of the springform pan with baking paper.
Combine the flour, baking powder, cinnamon and sieve.
Melt butter in a small saucepan.
Wash the lemon, grate the zest and squeeze the juice.
Beat eggs in a food processor* or with a hand mixer until creamy.
Now slowly add the sugar while beating the eggs.
Add the butter.
Gradually stir in the flour mixture.
Add rose water, vanilla extract, lemon zest.
Now stir in the pistachios.
Pour the batter into the springform pan and bake the cake for about 25 - 30 minutes.
Allow cake to cool in the pan.
For garnishing
Mix the icing sugar with the lemon juice and rose water. The icing should be a little thicker. However, if it is still too little liquid, add a few more drops of water.
Spread lemon icing on the cake and sprinkle stalked pistachios on the cake. If you like, you can also use a few rose petals to decorate.