Place water, yeast, oil, sugar, salt and three cups of flour in the bowl of a stand mixer.
Mix until flour is incorporated, then add remaining three cups of flour gradually.
Knead about five minutes, adding another half cup of flour if needed, then turn out onto generously floured surface.
Let rise for one hour. During that hour, knead the dough four to five times every ten minutes.
Form into four loaves. Brush with beaten egg white.
Slash 3 diagonal lines into tops. Raise until double or thirty minutes.
Bake at 425 for 10 minutes, then at 375 for 20 minutes.