Prepare pasta as instructed. Drain. Cook pasta al dente. Cut sausage into medallions. Cook sausage half done. In a large skillet place shrimp, sausage, peppers if desired, mushrooms if desired, onion, seasoning and olive oil. Cook approximately 5 to 7 minutes until shrimp and sausage are done.
Mix shredded cheese with cooked pasta and shrimp/sausage mix.