Now MargR's advice may well be useful for normal spirits as they don't mix with salt, but if it's a Tequila, it ain't going to work is it ? An integral part is salt with your Tequila.

Oh & sucking a lime ! Giving you that lovely scrunched up look.
And Marg, don't go getting all righteous & indignant on my arse for having a little fun.
