Ohsawa brand Nigari is the coagulating agent you need to make fresh tofu at home using soymilk from your SoyQuick Soymilk Maker. It's minerals are naturally derived from clean seawater. One pound of soybeans, made into soymilk and coagulated with 3 tsp. nigari, will yield approximately 3 1/2 to 4 pounds fresh tofu.