Winemaking Flashcards
What are the 3 steps of making Port?
- Fermentation
- Fortification
- Maturation
At what ABV is port fermentation stopped after 24-36hrs?
5-9%
Why is extensive extraction required for port?
As fermentation is not long
What are 3 techniques used in extraction for port?
- Foot treading
- Autovinifies
- Piston Plunger/Robotic Lagares
Why is foot treading so expensive?
Labour intensive
large team 3-4 hours
What extraction method happens after foot treading?
Cap punched down
What port extraction technique is similar to pump over?
Autovinifiers
How often is an autovinifier used?
Every 15-20mins
Would pre fermentation extraction be used a lot before autovinifier?
No
What do the robotic pistons imitate?
Imitate foot treading
What technique is used for making premium port?
Treading
What abv is fortification performed at?
19-22%
What is aguardente & what is it’s ABV?
Fortification spirit 77%
Why is port transferred to Vila Nova de Gaia for maturation?
Cooler coastal climate
What type of port has minimal oxidation in large oak vessels?
Ruby