Preheat oven to 350F.
Combine the tuna and Alfredo sauce in a large mixing bowl. Stir gently until all the ingredients are blended.
Add-in the cooked macaroni noodles. Toss until the macaroni is coated with the sauce. Add salt and pepper to taste.
Transfer the tuna Alfredo in a baking pan.Top with shredded cheese.
Bake for 18 minutes.
Remove from the oven. Serve.
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