Created by MsPia on August 17, 2014
Step 1: Melt butter in medium saucepan over medium-low heat.
Step 2: Whisk in flour and cook 3 minutes.
Step 3: Whisk in milk and bring to boil, stirring.
Step 4: Add salt, pepper, nutmeg and Parmesan.
Step 5: Reduce heat; keep stirring while simmering until thick enough to coat back of spoon.