Food ATofu, soft, prepared with calcium sulfate and magnesium chloride (nigari)Serving 100 g (100 g) tofu, piece (2-1/2" x 2-3/4" x 1") (120 g) tofu, cup (1/2" cubes) (248 g) tofu, cubic inch (18 g) tofu, block (116 g) tofu, block (90 g)