CRANBERRY SYRUP:
Muddle a 1lb bag of cranberries and one quartered lime in a 4-quart container. Add 2 cups of white, superfine sugar.
Agitate every 4 hours (roughly) and let sit for 24 hours.
Add 1.5 cups of hot water to sugar and cranberry and stir until sugar is dissolved. Strain and add 8oz of Campari.
Optional: Add 1.5oz of Fernet to syrup for added depth and character.
Store in the refrigerator for up to one week.