Tip: I keep better than bouillon in my refrigerator to make broth. Not only is it easy, but it allows you to control the depth of flavors. One jar will last you a long time.Make Ahead: I recommend making the ground beef stroganoff as directed, then letting it cool completely. Once cooled, store it covered in the refrigerator for up to 3 days. Reheat and serve over fresh noodles or rice; leftovers taste great!Storing: Store leftover ground beef stroganoff in an airtight container in the refrig...