<text>  Only Gordon Ramsay could take asparagus, fructose and shiitake mushrooms and come up with a recipe for teaching his children how to swear without causing offence. The chef, known for his use of expletives, has revealed he is teaching daughters Megan, Matilda and Holly and son Jack some really nice alternatives to curse words. Ramsay, presenter of The F Word on Channel 4, tells them to say shiitake instead of s, asparagus instead of a and fructose in place of f. Recipe for not swearing: Gordon Ramsay with wife Tana, second left has revealed he is teaching his children from left Holly, Megan, Matilda and Jack some really nice alternatives to curse words Ramsays kitchen alternatives: They say shiitake left instead of s, and asparagus right instead of a But the 48-year-old admitted that at his last parents evening, one of the childrens teachers said that it was still offensive and that he should stop. Ramsay said that he replied: I said: Well its a Japanese mushroom, its delicious, now f off. The chef has long been known for his bad language - but this is the first time that he has admitted that he is teaching the same to his children, who are aged between 12 and 16. In an interview on Jimmy Kimmel Live in the US, he said: I tried to teach them some side language. Known for his use of expletives: The chef, who was born in Renfrewshire, Scotland, has gained fame on shows such as Hells Kitchen and Ramsays Kitchen Nightmares . So I said: Look, cursing is not smart, its an industry language and sometimes daddy lets it slip - 20 times a day. So I come up with some really nice sort of alternatives to curse words. So rather than saying the word s, which you know, is not nice - shiitake. And instead of the F word? Fructose. Rather than saying a, its asparagus. Ramsay has admitted to unconventional parenting in the past and has told his children that cooking is a life skill - and is more important than passing exams. He was born in Renfrewshire, Scotland, and moved out of home at 16 because of his abusive alcoholic father - gaining fame on shows such as Hells Kitchen and Ramsays Kitchen Nightmares. 