Once you know how your body reacts, using sweeteners and increasing carbs a bit can open up options other than the meat cheese and veg staples. Baking with nut flowers and sweeteners allows for some tasty keto-friendly treats. Be willing to experiment. Fat is the most important and should be the main source of calories. Cooking with natural fats is a great way to achieve this. Plan and cook ahead. Buy in bulk. Enjoy cooking!