Possible Clues:

• Raw root for salads
• Bit of food in kitchen vessel given to artist
• Salad add-in
• That's not red meat for the artist to eat
• It's terribly hard to swallow one's food
• The paparazzi?
• Red root used in salads
• Bulb often eaten raw
• Rovers' header a beauty — eat that!
• Tossed-salad ingredient