Mortadella Focaccia Sandwich recipes

Name: Mortadella Focaccia Sandwich recipes
Ingredients: 2 tablespoons mayonnaise; 2 tablespoons chopped roasted piquillo peppers; 1 tablespoon finely chopped pistachios; 1½ teaspoons chopped pickled jalapeño; 1 teaspoon red wine vinegar; Pinch dried oregano; Pinch freshly ground black pepper; ½ teaspoon olive oil; One 4-by-6-inch piece focaccia, split in half lengthwise; ¼ pound thinly sliced mortadella; ½ ounce pecorino cheese, thinly shaved using a vegetable peeler; ¼ cup loosely packed basil; 2 tablespoons flat-leaf parsley