Southern from Scratch by Ashley English is an excellent look at Southern cuisine. Whether you're actually from the South, if you're looking to cook this delicious cuisine, Southern from Scratch can help.
If you're new to Keto or are debating whether you should try eating less carbs, The Deliciously Keto Cookbook is a must have! It offers plenty of information and some great recipes.
200 Ways to Make a Salad works better from a history perspective than it does as a recipe/cookbook. It is a fun look at a lot of recipes from back in the day, most of which probably aren't made much anymore.
500 Ketogenic Recipes is a clear cut name for a clear cut book of recipes. The problem is that some of the recipes are repeats from other books, easily found online, or filled with recipe substitutions and offered quirky names like "Fauxtatoes."
Low Sugar, So Simple is a cookbook offers 100 recipes suited to a low sugar, possibly low carb diet. Some of the recipes are great. The question is whether enough of them are great when so few recipes are available to begin with?