Ais kacang (shaved ice with corn and red beans)

Instructions

1. If using dried beans, soak them overnight, then cook them for 45 minutes in water until tender, and drain.
2. In a saucepan, dissolve the palm sugar in 100 ml of water over low heat for 5 minutes to make a brown syrup.
3. Leave the syrup to cool, then strain it to remove impurities.
4. Spoon the red beans, corn and diced grass jelly into the bottom of each glass.
5. Fill the glasses with shaved ice, packing it lightly.
6. Drizzle generously with the palm sugar syrup.
7. Add a spoonful of unsweetened evaporated milk on top and serve immediately.