"Dried pasta may seem like a uniform staple in our kitchens, but a surprising difference lies beneath the surface - literally. Recent research has revealed that pasta produced in the United States and Italy exhibit distinct textures, a result of a seemingly minor yet critical factor: the extrusion die materials used in their manufacturing process. While U.S. pasta is often made with stainless steel dies, Italian producers prefer a more traditional approach, using bronze dies that impart a coarser texture and more nuanced flavor. This disparity has sparked debate among pasta enthusiasts and industry experts, who are now examining the impact of these differences on the culinary experience."
Dried pasta might all look the same, but the texture of U.S.-produced and Italian pastas are different. This is due to their extrusion die materials.