INGREDIENTS
2 tbsp
olive oil
1 lb
beef tenderloin, cut into 12 cubes
Kosher salt
Fresh cracked black pepper
1
large shallot, finely chopped
8 oz
cremini mushrooms, finely chopped
2 tbsp
Dijon mustard
6
slices prosciutto, cut in half lengthwise
2
sheets puff pastry, thawed
1
egg, lightly beaten
1 cup
beef stock
1 cup
dry red wine
2 tbsp
unsalted butter