Italian Subs

Ingredients

• 1/2 large onion, thinly sliced
• 1 12 -inch loaf soft Italian bread
• 5 tablespoons red wine vinegar
• 5 tablespoons extra-virgin olive oil
• Kosher salt and freshly ground pepper
• 1/4 pound deli-sliced provolone cheese
• 1/4 pound deli-sliced Genoa salami
• 1/4 pound deli-sliced boiled ham
• 1/4 pound deli-sliced mortadella
• 1/4 pound deli-sliced capicola
• 1/2 head iceberg lettuce, finely shredded
• 1/4 to 1/2 cup sliced pickled pepperoncini (optional)
• 3 plum tomatoes, thinly sliced
• 1 1/2 teaspoons dried oregano
• Soak the onion slices in a large bowl of cold water, 15 minutes.