Twice marinated BBQ leg of lamb with baked potatoes & salad

This recipe was one Ian - our foodie created last year. In the switchover to our new site, it got lost in the mix and we've had some requests for it to be reposted. It is ideally a BBQ dish and it may still be too early for that but you can call that. You could always do this in the oven as well. Now that Lamb is in season again that's the most important part. Ian's particularly good with his pastes and marinades and...