Recently I purchased a copy of Italian baker Matteo Festo's Natural Leavening. It's an insightful introduction to Italy's approach to natural sourdough baking. Below are photos of my attempt at one of his formulas using grape must. Along with fabulous Sicilian flour, Molini Del ponte Nero, it led to a great loaf.
Milling Toward Ruchmehl
On closing the gap between a Komo mill, Grand Teton Ancient grains, and the flour my sister used to bring from Basel....









What did the finished product smell and taste like