Possible Clues:

• Last character in tribunal misrepresented, is that hard to swallow?
• British teachers acquiring a Russian car to get snack?
• One's bananas yelling in yellow? One must be cracked!
• Edible seed from South America
• She wrote about school teachers - it's hard to swallow
• Beth tucked into fish turning up, supporting British source of protein
• It's hard to get this fruit from South America
• South American country fruit
• Hard-shelled edible
• South American tree