Steak Diane | Saveur

Ingredients

• 2 (6-oz.) steaks (such as strip, sirloin, or club), pounded ¼" thick
• Salt and freshly ground black pepper
• 4 tbsp. butter
• 1 tsp. vegetable oil
• 2 shallots, peeled and minced
• 1 ¹⁄₂ tbsp. dijon mustard
• 1 ¹⁄₂ tbsp. worcestershire sauce
• 2 tbsp. demi-glace
• 1 ¹⁄₂ tbsp. madeira
• 1-2 tsp. freshly squeezed lemon juice
• 1 tbsp. chopped fresh parsley