Pepperoni Rolls
["1 loaf frozen bread", "sauteed onions", "pepperoni", "any 2 cheeses", "egg yolk", "milk"]
["Thaw bread at room temperature.", "Cut the loaf in half (makes two rolls).", "Roll out on floured surface (I use wax paper).", "Layer with sauteed onions, 1st cheese, pepperoni and 2nd cheese.", "Close roll and brush with egg yolk and milk.", "Bake at 325\u00b0 until golden brown, 15 to 20 minutes."]
["bread", "onions", "pepperoni", "cheeses", "egg yolk", "milk"]