 After the dough is raised, you've still got to fill giant sheet pans with rolls that are individually stuffed and shaped. Bake them for about 15 minutes and brush them with melted butter. Cooks will tell you, this is one of the most time consuming lunches to prepare. A lot of schools shift pepperoni roll day to the end of the week so they can work on the rolls a few days in advance. Horace Mann made half of their rolls the day before I visited, storing them in the walk-in cooler until it was time to pop them in the oven.