Photo Gallery: Local teacher Bill Esparza signs his new book, L.A. Mexicano, Recipes, People and Places, at Friends and Family Restaurant in L.A.

John Muir Middle School teacher Bill Esparza signs his new book, L.A. Mexicano, Recipes, People and Places, at Friends and Family Restaurant, on Hollywood Blvd. in Los Angeles on Saturday, July 8, 2017. Esparza, who lives in Hollywood, has been teaching at Burbank Unified School District for about 15 years, and is also a leading authority on Latin American cuisine. (Raul Roa / Staff Photographer)

John Muir Middle School teacher Bill Esparza signs his new book, L.A. Mexicano, Recipes, People and Places, for Matthew Mizel at Friends and Family Restaurant, on Hollywood Blvd. in Los Angeles on Saturday, July 8, 2017. Esparza, who lives in Hollywood, has been teaching at Burbank Unified School District for about 15 years, and is also a leading authority on Latin American cuisine. (Raul Roa / Staff Photographer)

John Muir Middle School teacher Bill Esparza signed his new book, L.A. Mexicano, Recipes, People and Places, at Friends and Family Restaurant, on Hollywood Blvd. in Los Angeles on Saturday, July 8, 2017. Esparza, who lives in Hollywood, has been teaching at Burbank Unified School District for about 15 years, and is also a leading authority on Latin American cuisine. (Raul Roa / Staff Photographer)

One of the recipes in John Muir Middle School teacher Bill Esparza new book, L.A. Mexicano, Recipes, People and Places, is the Huevos Rancheros, served at Friends and Family Restaurant, on Hollywood Blvd. in Los Angeles on Saturday, July 8, 2017. Esparza, who lives in Hollywood, has been teaching at Burbank Unified School District for about 15 years, and is also a leading authority on Latin American cuisine. (Raul Roa / Staff Photographer)