
Palo Cortado is a rare style of sherry with the aroma of an amontillado but the body and depth of an oloroso.
Skip any bottle labeled medium or cream, which is sweetened.
Amontillado and oloroso
Equal parts make the closest stand-in, one for one. The sweetness and strength stay the same, and the aroma gap is small.
Keeps the dry, nutty aroma but makes the drink a little thinner.
Keeps the drink's weight but softens its aroma.
An oxidative sherry keeps weeks in the fridge once opened, though it dulls over time.