If you want something a little more complex, here is a recipe from "Il Liquorista Pratico", by Luigi Sala (1931): Gentian root 50g Mace 10g Clove 10g Cinnamon 10g Calamus 20g Alcohol 4l Water 6l Sugar 4kg Macerate the botanicals in the alcohol for 8 days, dilute with the sugar syrup, filt...