By Better Homes & Gardens, The New Cookbook

Preheat the oven to 425°F.
Cook the noodles according to the package directions and drain.
Combine the noodles, tuna, mayonnaise, celery, onion, green pepper, and salt.
Blend the cream of celery soup and milk and heat through. Add the cheese and stir until melted.
Add the sauce to the noodle mixture and transfer to a 2-quart casserole. If desired, top with the slivered almonds. Bake uncovered at 425°F for 20 minutes.