Possible Clues:

• Something often served with soup
• Soda cracker, by another name
• Thin cracker
• Something thrown into soup
• Snack item with a salient anagram?
• Crispy cracker
• Bite for the flu-ridden, maybe
• Cracker with chowder
• Goldfish flavor, also known as 'original'
• Anagram of ''entails''