1Heat oven to 325. Spray a 9 x 13" casserole pan w/ cooking spray. In lg bowl, mix cornflakes, parmesan cheese and 1/4 cup butter, melted. Spread some of the mix into bottom of pan. Layer 1/2 the chicken strips over crumbs.Sprinkle w/ salt & pepper. Cover chicken w/ 1/2 the swiss cheese, then all of the ham and green onions. In bowl, mix sour cream and soup. Spread over green onions. Place remaining chicken over green onions. Sprinkle w/ remaining swiss cheese. Top w/ remaining crumb mix. Drizzle w/ 2 tbsp butter. Cover w/ foil. Bake 45 min. Uncover, bake until bubbly.