Bring a big pot of water to a boil. Add in the sago. Cook on medium heat for 15 minutes. Switch off the stove. Let it sit for 10 minutes. The sago is cooked once the sago turns translucent. Sift the sago. Pour drinking water to stop the cooking process. Use a spoon a mix the sago on the sieve to remove excess water. Scoop up the sago and place in small cups or bowls. Place into the fridge to chill for 2 hours.
Place gula melaka, brown sugar, water, salt and pandan leaves into a pot. Cook on low heat until the sugar dissolves. Stir frequently to avoid burning the sugar. Remove pandan leaves. Sieve the mixture. Transfer to a jug/bowl and place in the fridge.
Place coconut milk, water, salt and pandan leaves into a pot. Cook on low heat until the mixture begins to release steam. Remove pandan leaves. Sieve the mixture. Transfer to a jug/bowl and place in the fridge.
Unmould the sago onto serving plates. Pour coconut milk and gula melaka syrup on top of the sago. Serve chilled. Enjoy!