Beef Wellington With Mushroom Sauce Recipe

Ingredients For Beef Wellington With Mushroom Sauce Recipe

• 1 Frozen puff pastry sheet, pepperidge farm recommended
• 8 ounce Brown mushrooms, rinsed and dried
• 1 teaspoon Olive oil
• 0.25 teaspoon Kosher salt
• 0.1200000000000001 teaspoon Black pepper
• 1 tablespoon Dijon mustard
• Water, as needed for brushing the pastry
• 1 Large egg yolk
• 1 tablespoon Milk
• Kosher salt, as needed for seasoning
• Black pepper, as needed for seasoning
• 2 tablespoon Olive oil
• 0.25 cup Red wine
• 1 tablespoon All purpose flour
• 1.5 cup Beef stock, divided
• Kosher salt, as needed for seasoning
• Black pepper, as needed for seasoning