The singapore Sling was invented at the famous Raffles Hotel by Ngiam Tong Boon. This recipe is my favourite mix, which I got from the Savoy Recipe Book, printed in the 1930's. The are many other recipes for Singapore Sling, which many can be found on the web.
Prep: 10 minutes
Cook: 10 minutes
Prep: 5 Minutes
Cook: 10 Minutes
Prep: 15 minutes plus 30 minutes for the steak to marinate
Cook: 10 minutes