If you're looking for manga similar to Oishinbo Pilot, you might like these titles.
Ace of Gambling, Master of Cooking--Give applause to our hard-boiled chef, Hanjiro Daicho! With his strong and magical hands, Daicho could turn B-class gourmet into a G(reat)-class! Born in the hands of Shigeru Tsuchiyama, the Giant of cooking manga scene, Bakumeshi is a masterpiece for Japan-in-recession that would dramatically change everyone's life in one explosive meal.
Sota Kitaoka, 20 years old, working at Ginza's famous "Tomikyu" under a strict but passionare boss, struggling and aiming to be a chef. One day he will make food that reaches people's hearts...
Yamada, Bun is a shy, quite, keep to herself kinda girl but when it comes to cooking she gets really into it and is an awesome cook. She lives alone with a talking stuffed animal named Hokusai but only she can hear him speak. Bun is fine with her life as long as she has her food and Hokusai.