Yes! A low-carb hamburger casserole is a perfect make-ahead dinner idea. Prepare everything in the baking dish, wrap in foil, and then save to bake later. If you have a friend who's about to have a baby, this is a perfect recipe to surprise them with. They can pop it right in the oven and be done with it! With 8 total servings, they'll have plenty of leftovers to enjoy. This is one of the best easy keto ground beef recipes for potlucks and parties, too!