In this age and time when eating out is overwhelmed by Instagrammable eateries and culinary nonsense, a classic meal in a time-honoured establishment can be a special treat. Even people like me, who are familiar with both aspects, still find it indulging and that’s what the classic Jumbo Seafood offers. First opening its doors in Singapore in 1987, Jumbo is one of the most famous seafood restaurant brands in Lion City. Over the past 35 years, the restaurant has welcomed millions of diners — local and out-of-towners, who have flocked to it for its iconic chilli crab. Becoming a household name a…