In a large bowl, toss together the romaine, spring greens mix and radicchio.
Add the orecchiette, rotisserie chicken, bacon, cherry tomatoes, ¾ cup green onions, red onion and pepperoncini. Toss to combine.
Sprinkle the lemon zest, Gorgonzola cheese and remaining green onions on top of the salad and season with black pepper.
Drizzle on balsamic dressing and serve immediately.
Salad can be stored in the refrigerator, undressed, for up to 2 days.