Crispy Chicken Casserole

2 cups cooked Chicken -- diced

1 cup finely chopped celery

2 tablespoons minced onion

1/2 cup walnuts -- coarsely chopped

3 hard-boiled eggs -- sliced

1 can cream of chicken soup

3/4 cup mayonnaise -- or salad dressing

1 tablespoon lemon juice

1/4 teaspoon pepper

2 cups potato chips -- crushed

Preheat oven to 450 degrees. In large bowl combine all ingredients except potato chips. Mix well. Spoon into greased 2-qt casserole and top with potato chips; bake 15-20 minutes or until done.