Possible Clues:

• Journey east with everyday rubbish
• Ox stomach as food - it's nonsense
• What some northerners eat is rubbish
• Is it in you to stumble over the East? Nonsense!
• Journey east for something to eat
• Fall over the last piece of rubbish
• Food from Thailand, ready to eat
• Edible lining of cow's stomach - rubbish
• Rhubarb ready for picking after very little time
• Nonsensical talk or writing