01 -
Preheat oven to 200°C.
02 -
Divide pizza dough into two sections and bring to room temperature.
03 -
Roll out each section of dough into a rectangle approximately 23cm x 36cm.
04 -
Place 80g (1/3 cup) of mozzarella cheese onto each rectangle, leaving 2-5cm from each edge free of toppings.
05 -
Layer salame, pepperoni, and Italian sausage evenly over the cheese.
06 -
Distribute another 80g (1/3 cup) of mozzarella, diced tomatoes, and a tablespoon each of parsley and basil over the meat layer.
07 -
Add the remaining 80g (1/3 cup) of cheese to each stromboli.
08 -
While folding in the sides to contain the filling, roll up each stromboli along the long side, forming a tight, compact roll.
09 -
Place the strombolis seam-side down on a baking sheet.
10 -
Whisk together the egg with a tablespoon of water. Brush this mixture over the strombolis and cut several slits across the top to allow steam to escape.
11 -
Bake for 20-25 minutes until deeply golden brown.
12 -
Brush tops with olive oil and garnish with parmesan cheese and fresh herbs if desired. Slice into 5cm sections and serve hot with marinara sauce.