Soak brush in ice water while showering.
Squeeze excessive water from brush , poor water and ice cubes into a mug or another bowl for face rinsing. Swirl brush 10 times in VDH soap, put two squirts of KMF in bowl, eyeball the amount of water you think looks right, my guess is about a tablespoon or so.
Build lather to the constancy that you like, I prefer my a little thicker than Greek Yogurt.
Dip razor in ice water before applying to face, Rinse razor in cold or ice water between strokes.