- 1/2 lb macaroni (2c)
- 2.5-3 Tbsp butter
- 2 Tbsp flour
- 1 tsp dry mustard
- 1/2 tsp salt, 1/4 tsp white pepper
- 1 1/2 c milk
- 2 c cheese (7-8 oz)
- 1 small onion
- 3 lb macaroni
- 2 sticks butter
- 3/c flour
- 1/8 c mustard
- 2 Tbsp salt
- 9 c milk
- 3 lbs cheese
- 2 large onions