Kraft Mac & Cheese has been an easy dinner staple for families around the country for decades, but many of you might not realize just how old it is. Originally introduced during the Great Recession in 1937, the first boxes of Kraft Mac & Cheese could feed a family of four for just 19 cents. 

In the decades following, the recipe changed from time to time, and the brand engaged in countless promotions and partnerships to help sell its popular product. But the spirit of the product never altered. 

Check out these 22 old ads, boxes, partnerships and plates of pasta that show you just how much, and just how little America's favorite insistent dinner choice has changed in the last 90ish years.