Low Carb Bacon Cheeseburger Casserole Keto They will love this easy low carb bacon cheeseburger casserole. Casseroles are one of my favorite dishes to make, especially for a cheap meal. Its just a bit thinner so you may want to use less or add something as a thickener. Reply. Alyssa says. September 14, 2018 at 806 pm.