Preheat to 325. Cook noodles according to directions; drain. Toss with margarine & set aside. In large bowl beat eggs & sugar. Add rest of ingredients, except topping ingredients, and mix well. Pour over noodles & toss to coat. Pour into 9 x 13 baking dish. Mix topping ingredients & sprinkle over the top. Bake 1 hour; loosely cover with foil if cornflakes start to burn.