Chopped Italian Salad Pizza

Ingredients

• ⅓ cup extra-virgin olive oil, divided
• 1 pound pizza dough
• ¼ cup red wine vinegar
• 1 tablespoon Dijon mustard
• Pinch dried oregano
• Kosher salt and freshly ground black pepper
• 1 cup ricotta cheese
• 1 head Bibb lettuce
• 1 cup microgreens
• ½ small red onion, thinly sliced into rings
• ½ cup pepperoncini
• 1 cup drained bite-size fresh mozzarella balls