The best replacement for leg of lamb is rack of lamb.

The best alternatives to leg of lamb are rated as following:
★★★★★  rack of lamb
★★★★  lamb shank
★★★  lamb chops
★★  mutton
★★  lamb shoulder
★  shank
★  shoulder
★  australian leg of lamb
  lamb shanks
  shoulder of lamb
  bone in

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Speaking about leg of lamb, one probably shouldn't forget about mint jelly.

Other search terms related to leg of lamb and their ratings are:
★★★★★ mint jelly
rosemary and garlic
You have in mind a companion for leg of lamb and it is not yet here? Propose!



Google Trends

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leg of lamb
rack of lamb
lamb shank