Place bread cubes on a baking sheet. Bake at 325 degrees for 15 minutes or until lightly browned. Set bread cubes aside.
Wish together olive oil and next 5 ingredients.
Reserve 1 cup bread cubes. Scatter remaining cubes on a large serving platter. Top with lettuce and next 3 ingredients. Drizzle with dressing, and toss. Let stand 15 minutes before serving.
Sprinkle with reserved bread cubes and green onions. Makes 4 servings.
Notes
For an Italian sub-like flavor, substitute 1 cup thinly sliced salami, such as Genoa for 2 cups ham.