For the salad:

• 1 heart romaine lettuce, chopped
• 1 small head radicchio, cored and chopped
• 1/4 head iceberg lettuce, chopped
• 1 celery rib, thinly sliced
• 1/2 small red onion, thinly sliced
• 1 cup grape tomatoes
• 1/2 cup pitted green olives
• 8 pepperoncini peppers
• 1 cup shaved Parmesan cheese

For the dressing:

• 1/4 cup plus 2 tablespoons olive oil
• 2 tablespoons mayonnaise
• 2 tablespoons red wine vinegar
• 1 teaspoon minced garlic
• 1/2 teaspoon dried oregano
• Salt and pepper to taste