Related Clues:

• Join in, but help yourself only to some of it
• Eat a bit of the end of the cake
• Become involved
• Participate, join in
• Some work in kitchen, pushing out first of buns - try a few?
• Take part (in activity)
• To take some (of food, etc)
• Join (in); have some (of)
• Scottish team almost required current head to join in
• Share trader's first to invest in Green flyer rebated by a quarter
• Have a share (in)
• Role given to company head to get in on the act
• Join in and criticise severely, heartlessly
• ... so leave some presumably to participate
• React to scrap and join in?