Jam is mainly made from what?
AnswerFruit and sugar
Jam is fruit cooked with sugar until it sets.
Food · Facts & stats
Jam facts & stats
7 fact-checked facts about jams, jellies, preserves and fruit spreads, each with the reason behind it. 5 more are in today's round and join this page after it closes.
The basics
What does the 'J' in PB&J stand for?
AnswerJelly
PB&J is peanut butter and jelly.
Going deeper
How is jelly different from jam?
AnswerJelly is made from strained fruit juice
Jelly is clear because the fruit pulp is strained out.
Which natural substance in fruit helps jam set?
AnswerPectin
Pectin forms a gel with sugar and acid.
Which fruit is naturally high in pectin?
AnswerApples
Apples are rich in pectin and are often added to help jams set.
Expert level
What does the cold-plate 'wrinkle test' check?
AnswerWhether jam has reached its setting point
Set jam wrinkles when pushed on a chilled plate.
Which Scottish city is famous in marmalade history?
AnswerDundee
Dundee became known for commercial marmalade in the 1700s.
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