Appears in Cook's Illustrated May/June 1997
Potatoes add softness, height, and moisture to the dough, while a quick sponge creates air pockets and chewiness.
When developing our best focaccia recipe, we noticed that a couple of recipes from southern Italy added riced potato to the dough. We found that it produced a bread with moistness, a pleasantly soft texture, and a high rise, but the dough s...