PREHEAT oven to 400°F. Mix sausage, ricotta cheese, spinach, cream cheese spread, mozzarella cheese, 2 of the eggs and the hot pepper sauce until well blended; set aside. Roll out 1 pie crust on lightly floured surface to 12-inch circle. Place in 10-inch pie plate; fill with sausage mixture.
ROLL remaining pie crust to 12-inch circle; make decorative cutouts in pastry, if desired. Place crust over filling. Seal and flute edge. Beat remaining egg; brush onto crust.
BAKE 35 to 40 min. or until lightly browned. Serve warm or at room temperature.