01 -
Preheat oven to 190°C (375°F). Line a baking sheet with parchment paper.
02 -
Roll out the pizza dough on a floured surface into a rectangle.
03 -
Spread the pizza sauce evenly over the dough, leaving a 1-inch border around the edges.
04 -
Sprinkle mozzarella and Parmesan cheese over the sauce.
05 -
Layer the pepperoni, sausage, black olives, green bell pepper, and mushrooms evenly over the cheese.
06 -
Starting from one long side, carefully roll the dough into a log, pinching the edges to seal.
07 -
Place the stromboli seam-side down on the prepared baking sheet. Brush the top with the beaten egg and sprinkle with Italian seasoning, garlic powder, and onion powder.
08 -
Bake for 20-25 minutes, or until the stromboli is golden brown and the cheese is melted.
09 -
Let cool for a few minutes before slicing into pieces.