Place a large pot of water on the stove and bring to a boil. Boil the shell pasta for 4 minutes. Add 1 cup of frozen broccoli florets, cook for 4 more minutes. Drain and rinse in a colander.
In a lightly greased 9 x 9 glass baking dish, combine the cream of celery soup, milk, shell pasta, broccoli, tuna, shredded cheese and spices.
Bake the Cheesy Tuna Casserole at 400 degrees for 25 minutes. Top with crushed barbecue chips. Bake 5 minutes more. Serve and enjoy!