Cheese Sauce

Directions

1. 1
   Place 2 T butter in round 2 qt baking dish.
2. 2
   Cook on high 1 minute until melted.
3. 3
   Blend in flour, mustard, salt and pepper until smooth.
4. 4
   Slowly whisk in milk.
5. 5
   Cook on high 7 to 9 minutes, stirring several times, until mixture thickens slightly.
6. 6
   All 1&1/2 C cheese and stir until melted.