Liquor & Spirits: Liquore all'Erba Cedrina (Homemade Italian Lemon Verbena Liqueur) Liquore all'Erba Cedrina is a pale herbal liqueur whose citrus aroma comes from leaves rather than lemon juice or peel. The central ingredient is fresh lemon verbena leaves, and that ingredient must remain recognizable from the first aroma through the finish. A serious household liqueur is not produced by adding more sugar until every rough edge disappears. It is built through correct raw mate