Hot and Sweet Soppressata and Fennel Grandma Pie

Name: Hot and Sweet Soppressata and Fennel Grandma Pie
Cuisine: European, Italian, Mediterranean
Ingredients: Grandma-Style Pizza Dough (click for recipe); 12 ounces fresh mozzarella, grated (about 2½ cups); 1 cup Fresh Tomato Pizza Sauce (click for recipe); 2 ounces thinly sliced hot soppressata; 2 ounces thinly sliced sweet soppressata; ½ fennel bulb, thinly sliced; 2–3 fresh red chiles, thinly sliced; 2 ounces Pecorino Romano, finely grated (about ½ cup); ¼ cup olive oil; Coarsely chopped fennel fronds, flaky sea salt (such as Maldon), and crushed red pepper flakes (for serving; optional)