Comprehensive Guide to Lathering Soaps, Creams, Shavesticks on the face and in a bowl - Badger & Blade
YouTube - How To Build And Apply Traditional Shaving Lather
Here a couple of good places to start. I have never used a shave stick so I can't help you there but I would agree with Obie and get a regular high quality soap or cream and go from there (there are lots of them out there).