"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.
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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.