Who supplies the potatoes for In N out Burgers?

In-N-Out Burger sources its potatoes from Idaho and Washington state.

They specifically use Russet Burbank potatoes for their famous fries. The potatoes are washed, peeled, and cut into strips at their own processing facilities, ensuring consistency and quality.

While they don't disclose the specific suppliers, the focus on quality and sourcing from specific regions is part of their commitment to freshness and flavor.