Alfredo (Shrimp or Chicken)

1/4 pound (1/2 cup) sweet butter, melted
1 cup heavy cream, warmed
3/4 cup freshly grated Parmesan cheese
Salt to taste
1/4 tsp. freshly ground pepper
8 oz. Fettuccini or Angel Hair, cooked
3/4 lb. cooked shrimp or chicken (optional)

Mix first 5 ingredients. Pour over warm pasta. Add shrimp and toss to coat.
Serve immediately.