Put your Chemex filter into the brewer, with 3 layers on the spout side
Rinse filter with hot water, discard the water
Pour 90g of hot water into the center of the grounds
0:30
Pour 210g of water starting in the center, circling outward, then inward (total weight 300g)
1:30
Pour 210g more water (total weight 510g)
2:30
Pour remaining 210g (final weight 720g)