preheat oven to 450 degree

cook sausage, breaking up until browned, 5 minutes

mix ricotta cheese, mozzarella cheese, parmesan cheese, 1 egg, parsley, salt & pepper

let sausage cool and drain on a paper towel

roll out dough into 4 rounds

mix cooled sausage with ricotta

place ¼ of the mixture on one half of the pizza dough

fold other half of dough over to make a semi-circle

seal edges of calzone with a fork

place calzones on a parchment lined baking sheet

brush each calzone with the beaten egg

bake for 20 minutes, turning tray around halfway through

serve with marinara sauce