Preheat oven 425Add squash to prepared baking dishSpray with olive oil & pepperRoast in the oven 40-45 minutes until slightly browned on the edgesRemove from the oven & coolPreheat oven to 325Prepare a glass baking dish with cooking sprayAdd roasted butternut squash & spinach to dishAdd egg whites, nutmeg & thymeBake 25 minutesRemove from oven, cool 10 minutesSlice into 6 pieces and feast