acid
acidulant
bread-and-butter pickle
brine
chokecherry
crab apple
dill pickle
embalming fluid
formaldehyde
green apple
lemon
lime
pickle
preservative
preservative medium
salt
sour
sour balls
sour cream
sour grapes
sour pickle
sourdough
verjuice
yogurt
acetic acid
ethanoic acid
vinegared
vinegars
brandy
cider
cornstarch
flour
garlic
honey
molasses
mustard
parsley
pepper
sauce
teaspoon