To turn skirt steak into a meal, Ms. Karmel suggests serving it with a warm coleslaw.

WSJ: Why Skirt Steak Is the Kindest Cut

The key finishing touch, both Ms. Karmel and Ms. Bigelow note, is to slice the skirt steak against the grain.

WSJ: Why Skirt Steak Is the Kindest Cut

Sometimes, Ms. Azria will wear a longer dress or skirt but accentuate her legs with an asymmetrical hemline or dramatic slits.

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"The butchers of the world are upset, " Ms. Karmel joked, noting that before demand for skirt steak spiked, they used to take it home for their families.

WSJ: Why Skirt Steak Is the Kindest Cut

The skirt steak won, "much to their, but not my, surprise, " Ms. Karmel said.

WSJ: Why Skirt Steak Is the Kindest Cut

Not only did Ms. Jolie wear a Ralph Lauren Black Label Heatherly coat, but also a Ralph Lauren Collection floor-length skirt.

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Ms. Karmel recently organized a blind taste-test for friends that included rib eye, New York strip and skirt steak, all cooked with nothing but salt and pepper.

WSJ: Why Skirt Steak Is the Kindest Cut