Start with high-confidence low-carb cooking books, then narrow by subgenre or adjacent topics.
Unlocking the Keto Code
Dr. Steven R. Gundry, MD
Why We Get Fat
Gary Taubes
Life Without Bread
Christian B. Allan, Wolfgang Lutz
Keto for Cancer
Miriam Kalamian, Thomas N. Seyfried
Southern Keto
Natasha Newton
How Not to Get Sick
Benjamin Bikman, Diana Keuilian
The Obesity Code Cookbook
Dr. Jason Fung, Jason Fung
The Diabetes Code Cookbook
Dr. Jason Fung, Alison Maclean
The Complete Diabetes Cookbook
America's Test Kitchen, Dariush Mozaffarian M.D.