Martha Stewart's 6-ingredient 'best potato salad' recipe divides social media: 'Looks horrible'

Martha Stewart is dividing social media users with her ultra-simple take on deli-style potato salad.

The lifestyle guru's Instagram account resurfaced an older cooking clip on April 3, showing the lifestyle guru preparing what she called the "best potato salad."

The simple recipe calls for just six ingredients: two vegetables, two dressings and two seasonings.

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It consists of potatoes, one medium white onion...