It is better to take a cast iron pan and a wooden spoon, melt the butter over low heat. Add flour and constantly interfere so as not to burn. Stir until the mass becomes Golden in color. At the same time make the syrup. Take a saucepan and pour in the water and sugar ( I took brown sugar, ideally of course white.) sugar should dissolve completely. But syrup should not boil.
When flour weight will fry dough until Golden remove from heat.
In the hot syrup add a couple of the stigma of the saffron and rose water. Pour the hot syrup into the flour mass gradually, stirring constantly. It is necessary to quickly mix everything. Halva's ready.
Spread out on plates. To give a pattern with a fork. You can sprinkle with chopped nuts.