Start with high-confidence california cooking books, then narrow by subgenre or adjacent topics.
Chez Panisse Cafe Cookbook
Alice L. Waters
The Ranch Table
Elizabeth Poett, Georgia Freedman
The Cook Book of All Time
Ashley Bernee Wells, Tyler Jeremy Wells
California Pizza Kitchen Family Cookbook
Rick Rosenfield, Larry Flax
California Pizza Kitchen Pasta, Salads, Soups, and Sides
Larry Flax, Rick Rosenfield
Malibu Farm Cookbook
Helene Henderson
Manresa
David Kinch, Christine Muhlke
City Eats: San Francisco
Trevor Felch
The California Farm to Table Cookbook
Lori Rice
Coastal
Scott Clark, Betsy Andrews
Tanya Holland's California Soul
Tanya Holland