There are indeed several takes on the shami kebab Garp. The Manchester style is tops for me. Finely ground lamb mince (almost to a paste), coated with egg and shallow fried. Delicious. Vahchef looks to have a good recipe. He's on top form here.
https://www.youtube.com/watch?v=ANd1ibGHgrwTypically in Birmingham the only "shami" on offer is Pakistani chapli kabab, which is more like a flattened seekh kebab mix. Some of the Bangla TAs I know also serve a shami that is also essentially their seekh mix.
The madras from the Sanam wasn't too bad Jerry and definitely balti style. I'm going to have a go at making a Yakhni (stock). Have a feeling this might be of (balti) importance. Thinking not so much in terms of flavour (although addition of the stock may perhaps contribute to how the flavours stand out) but instead the balti texture, which for my home efforts is not particularly obvious using the bases we currently use.
Messed up with ordering from Shazanz again earlier this week. Was banking on a home delivery, but they are out of range. Plan now is to get them to deliver to my workplace late Saturday afternoon. 20 % discount on orders over