Thaw puff pastry 20 minutes. Unfold and roll on a lightly floured surface to a 14-x-11 rectangle.Spread evenly with pesto sauce and sprinkle with Parmesan cheese. Starting at long edge, roll up pastry like a jelly roll. Cut pastry roll crosswise into 3/8 inch thick slices. Place on lightly greased baking sheet and brush with egg mixture. Bake at 400 degrees for 8 to 10 minutes or until golden brown. Transfer to wire rack and serve while warm. Makes about
