Launched in September 2008 and now called the "Parma reg" by regulars, the beef burger features Italy's popular Parmigiano Reggiano cheese, as well as other key regional ingredients.

Parmigiano Reggiano这种牛肉汉堡于2008年9月推出，现在麦当劳的常客们将其称为Parma Reg。这种汉堡用到了在意大利非常受欢迎的Parmigiano Reggian o奶酪以及其他主要具有地方特色的作料。

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Parmigiano-Reggiano producers say now they are struggling with the financial crisis.

VOA: special.2009.01.19

Parmigiano-Reggiano is the king of Italy's cheeses.

VOA: special.2009.01.19

It is not true of Parmigiano-Reggiano, which strives for one perfect taste and texture.

FORBES: The King Of Cheeses: Why Does It Taste So Good?

He took the dish away and replaced it with gnocchi tossed with fresh peas, Parmigiano-Reggiano and mushrooms.

WSJ: Chef Carla Hall on Learning to Love Food in Italy | Traveler's Tale

It turns out that Parmigiano-Reggiano contains more umami elements than almost any other cheese (or any food).

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