Really Great Macaroni & Cheese

Directions

1. 1
   Preheat oven to 375 degrees and get a large pot of water boiling.
2. 2
   Cube the cheese.
3. 3
   Start cooking the pasta while preparing the cheese sauce.
4. 4
   Saute onion in butter until soft and transparent.
5. 5
   Add flour, salt and pepper, cooking for one minute.
6. 6
   Add milk slowly, continuously stirring.
7. 7
   Cook over medium heat until the mixture thickens.
8. 8
   Add cheese gradually until all the cheese is melted.
9. 9
   When pasta is al dente, drain pasta and pour cheese sauce into the pot and stir well.
10. 10
    Pour into a 13 x 9 (or slightly larger) baking pan that's been sprayed with Pam.
11. 11
    Bake for 30 (minimum) to 40 minutes.