Poppy Seed Chicken

3 cups cooked chopped chicken

1 can cream of chicken soup

1 (8oz) carton of sour cream

1 tbsp poppy seeds

one sleeve Ritz crackers

1/4 c. melted butter

Combine first 4 ingredients ; spoon into a lightly greased 11x7x1.5 inch baking dish. Combine crushed crackers and butter and sprinkle over chicken mixture. Bake, uncovered, at 350 for 30 min.