Ranch Muffaletta Sandwich

Name: Ranch Muffaletta Sandwich
Ingredients: One 3-ounce jar pimentos, drained; 1 cup mixed pitted olives, chopped; 1/4 cup mayonnaise; 2 tablespoons chopped jarred jalapenos; 1 tablespoon red wine vinegar; 3 green onions, thinly sliced; Kosher salt and freshly ground black pepper; 1 cup thinly sliced iceberg lettuce; 1 teaspoon olive oil; 1/2 teaspoon red wine vinegar; 1 ciabatta loaf; 1/4 cup store-bought ranch dressing; 6 ounces sliced salami; 6 ounces sliced ham; 6 ounces sliced mortadella; 6 ounces thin deli sliced beef; 6 ounces sliced provolone cheese; 7.5 ounces sliced pepper jack cheese