About
Fernet Stock is a herbal bitters made in Plzeň, Czech Republic. It is flavoured with approximately 14 herbs, imported from the Mediterranean and the Alps. It is also available in a sweeter form as Fernet Stock Citrus. The original Fernet is approximately 40% alcohol, whereas the Citrus is a lower 30%.
Best pairings
Ranked across every axis at once: shared flavor chemistry, real-recipe co-use, novel-discovery, and nutrient synergy. Pairs agreeing on two or more axes lead.
Commonly combined
Frequently used together in real recipes — ranked by how specifically these ingredients appear together
Research Evidence
The Geist can be wrong. Some flavor, taste, and pairing values are model-predicted, not lab-measured.