In Good Taste

Question: What does "extra virgin" in olive oil refer to?

Answer: Extra virgin olive oil has a free acidity, expressed as oleic acid, of no more than 0.8 grams per 100 grams (0.8%). Lesser grades of oil have higher levels of acidity.

Question: In a fancy French restaurant, what is a prix fixe?

Answer: A prix fixe is a set price for a complete meal. In French, it means "fixed price."

Question: What kind of thing is a mushroom?

Answer: Mushrooms, in their many forms, are fungi. Many kinds are edible—but many are poisonous, requiring trained specialists to tell the two apart.

Question: Which of these is not related to the others?

Answer: The potato is a tuber. The others are legumes, members of the family that includes vetch and beans.

Question: What essential foodstuff has been used as money?

Answer: In many inland parts of the world, salt is scarce enough to be extremely valuable. The Romans paid their soldiers with money, but also in salt—which gives our word "salary."

Question: Which of these is obtained from collagen?

Answer: Gelatin is a hard, yellowish, semitransparent material. It is obtained from collagen, extracted from the white connective tissues, bones, and skins of food animals.

Question: From what is sauerkraut made?

Answer: Sauerkraut is a kind of pickled cabbage, which is what the word means in German.