You will be given a trivia clue, and the category it belongs to. You should answer with the best answer that belongs in the category and is described by the clue. For simplicity, answers should be in all lower cased letters.
--------
Question: Category: FOOD 
Clue: A popular health food, this soybean curd is used to make a variety of dishes & an ice cream substitute

Answer: tofu


Question: Category: COMPOSE YOURSELF! 
Clue: At his peak he composed 2 or 3 operas a year like "Lucia di Lammermoor"

Answer: gaetano donizetti


Question: Category: DE METER 
Clue: The meter of Shakespeare's sonnets, it's 10 syllables, unstressed-stressed-unstressed-etc.

Answer:
iambic pentameter