Liquore alla Liquirizia (Homemade Italian Licorice Liqueur) Ingredient Selection and Quality The quality of pure unsweetened licorice determines the quality of the finished liqueur. Homemade Italian liqueurs contain very few ingredients, so there is nowhere for stale produce, weak aromatics or poor-quality alcohol to hide. Choose ingredients at peak condition, clean them carefully and remove any bruised, oxidized or bitter material before extraction begins. Neutral alcohol sh