Mix water, Café Bustelo, starter and flour until shaggy
Autolyse 10–30 mins
Add salt, mix in KitchenAid on speed 2 for up to 12 mins — until the bottom of the bowl is clean
Bulk ferment overnight
Bake at 450° covered for 20 mins - score at the 10 min mark
Uncover and bake another 25 mins
Cool completely before slicing
