1Have you seen a Steak With Grill Marks? And Here’s the reason you don’t want to have Steak With Grill Marks! For years, cross-hatch grill marks have long been considered a signal of a perfect steak…until now. My first day in the kitchen at a steakhouse, my boss showed me how to make perfect grill marks: place the steak on the hot side of the grill, flip it 90-degrees after a few minutes, turn it over and repeat the process.