"I feel grateful that I have a great panel of celebs who are willing to come it's very sweet of them," Shilpa told IANS.
"The Great Indian Diet" is co-authored by Luke Coutinho.
With her offering, Shilpa hopes to shine the spotlight on several taboos associated with Indian food.
"Everybody is so weight-obsessed that they forget about focusing on health. That's what the book brings to focus," she added.
Fit and fabulous Shilpa, who had put on several pounds after giving birth to her son Viaan, says she lost it all in just four and a half months.
"It was not easy for me to lose it. I just think if I could put on weight like any other human being. I had my insecurities, that's why I decided to write this book. Every other person used to ask me how did you lose weight," the 40-year-old said.
"I started doing yoga and started eating healthy and I lost 32 kg in four and half months. If you put your mind to it, it's not difficult," she added.