Amontillado: Amontillado is a category of Sherry which begins aging in the same manner as a fino Sherry, with a flor yeast cap to protect from oxidation and keep the wine fresh-tasting, but ...
Fino is the classic sherry. Dry and the colour of pale straw, it matures under a layer of surface yeast called ‘flor’.
Palo Cortado starts life off under a layer of flor. This is a layer of yeast that stops the sherry from oxidizing with oxygen ...