In the US, the most common cheese in mac & cheese has got to be cheddar. Cheddar is low in lactose. “Fancy” mac & cheese might use gruyère instead, which is als

In the US, the most common cheese in mac & cheese has got to be cheddar. Cheddar is low in lactose. “Fancy” mac & cheese might use gruyère instead, which is also often acceptable to people with lactose intolerance.