Peperoncini Sausage Stromboli is a delicious Italian-inspired dish filled with spicy sausage, tangy peperoncini peppers, and gooey melted cheese. The dough is rolled out and stuffed with the flavorful filling, then baked until golden and crispy. This Stromboli is perfect for a quick and satisfying meal or as a crowd-pleasing appetizer. Serve it warm with marinara sauce for dipping.