1. Heat oven to 350°F. Unroll dough; divide into 2 equal sections along center perforation. Press each section to form 8-inch square. Place 1 square on ungreased cookie sheet.
2. In small bowl, combine Parmesan cheese, oregano and egg; beat well. Spoon mixture over square on cookie sheet; carefully spread to within 1/2 inch of edge. Arrange pepperoni over egg mixture. Sprinkle with Swiss cheese. Top with remaining dough square; press edges to seal. Spread Parmesan spread from container over dough.
3. Bake at 350°F. for 15 to 20 minutes or until golden brown. To serve, cut into 4 strips with serrated knife; cut 7 diagonal strips to form diamond-shaped pieces. (A few outer pieces will not be diamond shaped.) Serve warm pizza snacks with warm spaghetti sauce.