Instructions

  1. In 3 quart saucepan, melt butter,stir in flour until blended; cook 30 seconds.
  2. Gradually stir in half and half- cook,stirring,until mixture boils and slightly thickens.
  3. Stir in all cheeses,salt and pepper.
  4. Boil fettuccine till al dente.
  5. Drain and pour into large bowl or round casserole dish.
  6. Mix in cheese sauce along with parsley, until well blended.
  7. Serve immediately.