Beef Wellington-How to make beef Wellington

Ingredients:

* 3 pounds Fillet Mignon ( Center cut beef tenderloin)
* 1/2 cup pancetta (4 oz)
* 2 small shallots, chopped
• 1 1⁄2 cups cremini mushrooms, chopped
• 1 cups shiitake mushroom, chopped
• 1 1⁄2 cups white mushroom, chopped
• 1 cups cranberry sauce
• 28 oz frozen puff pastry, thawed
• 1-2 medium egg, beaten
1 sprig fresh rosemary
1 sprig fresh thyme
• 1/2 cups dry vermouth
• 6-8 prosciutto slices, thin
• 2 tbsp unsalted butter
• 3-4 tbsp extra virgin olive oil
3 tbsp dijon mustard
Salt and pepper to taste