Sticky toffee beer

[Grahamll]

Has anyone been successful in making a good copy of the Well sticky toffee ale?
I did try from an online recipe and ended up with a sharp tasting porter-

 

[Sadfield]

What was the recipe?

I guess the aim is a sweet beer with flavours of toffee and rich fruits. A combination of medium to dark crystal malts should get those flavours and provide most of the colour, with perhaps a hint of chocolate malt or dark invert sugar for colour adjustment.