Grind the Garlic pods into a paste
Soak the Tamarind for half an hour and make a paste
Heat oil in a hot wok
Add the Garlic and Tamarind paste and fry in the hot oil
Add the Red Chilli powder
Add the Salt and Sugar when the garlic is fried
Stir it continuously in slow flame till the oil separates out
Cool and put the mixture in an air-tight container