Search:

Yeah once you have smoke, keep going, until that smoke is thick and white, then go a bit longer..
Then you likely have a coal.

I carry one into the woods with me, as trying to make a decent set out there is not always easy.

My advice is use soft wood for both spindle and hearth board, try use Alder, or willow those work the best for me.
here is a video I made some time ago about making a set from start to finish:
...