What To Buy In Singapore - List Of 10 Best Souvenirs Singapore Sling. Known as the national drink of the city-state, 'Singapore Sling' was created at Raffles Hotel Long Bar by a bartender in 1930s. Souvenirs with miniature Merlion. Orchid Perfumes. Asian Artefacts. Bak-Kwa (BBQ Meat) Ya-Kun Kaya Spread (Coconut Jam) Singapore Pressed Pennies. Tiger Balm Products.