1 c. milk
3 tbsp. butter
3 tbsp. all-purpose flour
1/8 tsp. pepper
1/4 tsp. salt

Combine all ingredients except butter; beat well until smooth. Add butter. Microwave for 3 minutes on full power. Beat well and continue cooking 1 to 1 1/2 minutes on high, or until thickened. Beat lightly and serve.