Step 1

Cook Italian sausage in a medium skillet until browned.

Step 2

Drain on paper towels and crumble into small pieces.

Step 3

Heat oven to 450 degrees.

Step 4

Place parchment paper on a baking pan and lightly flour.

Step 5

Roll dough out to form a large rectangle.

Step 6

Brush a thin layer of pizza sauce on dough.

Step 7

Layer on crumbled sausage then mozzarella cheese.

Step 8

Place pepperoni slices on top of cheese then sprinkle with 3/4 cup Parmesan cheese.Gently roll in short sides of dough to form a seal around filling.Starting on long side of dough, carefully roll into one third of Stromboli. Using parchment, roll dough again until reaching opposite end. Pinch together and place seam side down.

Step 9

Mix egg with 1 tablespoon of water.

Step 10

Brush egg mixture over Stromboli and sprinkle with remaining 1/4 Parmesan cheese.

Step 11

Place in oven and IMMEDIATELY TURN OVEN DOWN to 350 degrees.

Step 12

Bake for approximately 18 minutes.

Step 13

Remove from oven and let rest for 10 minutes. Test center of turnover. If dough is not completely cooked, slice Stromboli in half and bake for additional 5-8 minutes.

Step 14

Serve with warm pizza sauce