When it comes to our keto Cheez It copycat recipe, a world of possibilities awaits in the form of different cheeses. Real cheese, such as sharp cheddar, pepper jack, or even extra toasty parmesan, can make a world of difference in the flavor profile of your low carb crackers. Each kind of cheese imparts its own unique, cheesy flavor to the crackers, giving you a wide array of choices based on your preference.