How to make steak diane sauce

What is a Diane sauce made of? “Diane” refers to the pan sauce made with mustard, Worcestershire, cream, and cognac. How do you make steak sauce from scratch? Ingredients1 ¼ cups ketchup.2 tablespoons prepared yellow mustard.2 tablespoons Worcestershire sauce.1 ½ tablespoons apple cider vinegar.4 drops hot pepper sauce (e.g. Tabasco™)½ teaspoon salt.½ teaspoon ground black […]