Possible Clues:

• Pasta type that's commonly square
• Artist on fiddle endlessly filled envelopes
• Run a fiddle, taking a little off small cases of meat perhaps
• Artist with stringed instrument not finishing pasta dish
• Starter of rich mayonnaise covering very little pasta
• Pasta type
• Type of pasta
• Contents of gravy tin -- solid food
• Run a short fiddle in cases of meat
• Fashionable rival hosts love Italy's pasta