Classic Beef Wellington | Heinen's Grocery Store

Ingredients

• 2 pints of button mushrooms
• 1 pint of cremini mushrooms
• 2 shallots, peeled
• 3 garlic cloves
• 1 1/2 Tbsp. fresh thyme, minced
• 2 lbs. Heinen's CARE Certified center-cut beef tenderloin
• 3 Tbsp. Heinen's extra virgin olive oil
• 3 Tbsp. Dijon mustard
• 1 sheet frozen puff pastry, thawed
• 10 thin slices of prosciutto
• 1 large Heinen's cage free egg, whisked
• Salt and pepper, to taste