Macaroni & Cheese

Directions

1. 1
   Preheat over to 350 Degrees.
2. 2
   Cook pasta according to package directions without added fat or salt; drain and transfer to a large bowl.
3. 3
   While pasta is still hot, stir in sour cream; set aside.
4. 4
   Heat milk in a small saucepan over medium heat until tiny bubbles appear just around the edges (known as scalding).
5. 5
   Reduce heat to low, add cheese and simmer until cheese melts; stirring constantly with a wire whisk, about 2 minutes; remove from heat and stir in mustard, salt, pepper and nutmeg.
6. 6
   Add cheese mixture to pasta; mix well.
7. 7
   Tranfer to a 4 quart casserole dish.
8. 8
   Combine bread crumbs and parmesan cheese; sprinkle over pasta.
9. 9
   Bake until top is golden, about 30 minutes.
10. 10
    Yields about 1 cup per serving.