This delicious recipe, which is a great addition to cranberry bean gratin, is courtsey of Alice Waters and can be found in her new cookbook, "The Art of Simple Food."
Preheat oven to 350 degrees.
Place bread cubes and salt in a food processor and process until coarse crumbs form. Spread crumbs on a rimmed baking sheet in a thin, even layer. Bake until golden brown, stirring, about 12 to 15 minutes.
Transfer baking sheet to a wire rack to cool. Keep frozen, in an airtight container, up to 3 months.