Possible Clues:

• Appetizers in tin given to ugly people
• Party munchies
• Are primates allowed such delicacies?
• Before-dinner nibbles
• Cocktail snacks require processed peas, use tin-opener
• Savoury spreads on bread or toast as appetizer
• Party food shown as pecan nuts
• Appetizers
• Nibbles about half banana before exercise on Sabbath
• Father comes back and sticks around for some finger food ...