Updated Beef Wellington

Name: Updated Beef Wellington
Yield: Serves 8 to 10
Ingredients: 1 , center-cut beef tenderloin roast, 3 pounds trimmed weight, 12 to 13 inches long and 4 to 4½ inches in diameter; 1 tablespoon, kosher salt; 1 tablespoon, Dijon mustard; 1 teaspoon, pepper; 3 1/4 cups (17¾ ounces), bread flour; 22 tablespoons (2¾ sticks), unsalted butter, cut into 1⁄2-inch cubes and chilled; 1 teaspoon, table salt; 1/2 cup plus 1 tablespoon, ice water; 8 , shallots, chopped; 4 , garlic cloves, peeled; 2 pounds, cremini mushrooms, trimmed and quartered, divided; 8 tablespoons, unsalted butter; 1/4 teaspoon, pepper; 1/8 teaspoon, table salt; 1 tablespoon, Madeira; 2 teaspoons, minced fresh thyme; 12 slices, prosciutto; 1 , large egg plus 1 large yolk

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Appears in Cook's Illustrated November/December 2020, America's Test Kitchen TV

Main Courses

Beef

Roasts

SERVES8 to 10

TIME3 hours, plus 1½ hours resting and 12 hours salting

has video

WHY THIS RECIPE WORKS

For beef Wellington packed with flavor, we salted beef tenderloin overnight and then slathered it with piquant Dijon mustard before wrapping it in umami-rich prosciutto spread with superconcentrated duxelles. We traded the traditional puff ...

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