Par Boil The Chayote In Salted Water 10 Minutes. Drain Thouroughly, Then Scoop Out Flesh, Leaving A 1/2 Inch Shell. Chop The Flesh And Mix With Bread Crumss, Cheese, Salt Pepper & Eggs. Stuff Mixtuer Into Shells. Sprinkle With Parmesan And Dot With Butter. Bake For 20 Minutes At 450*.