Mini Beef Wellington Recipe BiteSized Elegance

Ingredients

• 1 pound (450g) beef tenderloin, trimmed and cut into 12 medallions
• 1 tablespoon olive oil
• Salt and freshly ground black pepper, to taste
• 8 ounces (225g) cremini mushrooms, finely chopped
• 1 shallot, finely minced
• 2 cloves garlic, minced
• 1 tablespoon fresh thyme leaves, chopped
• 2 tablespoons dry sherry or Madeira wine
• 2 tablespoons butter
• 1 sheet (14.1 ounces/400g) frozen puff pastry, thawed
• 2 tablespoons Dijon mustard
• 1 large egg, beaten (for egg wash)