1 In the first example (in cell C1), the value argument, A1/B1 returns the value 0.5. This is not an error and so this value is returned by the Iferror function.  In the second example (in cell C2), the value argument, A2/B2 returns the DIV/0! error.
One of the best mushrooms for color is Phaeolus schweinitzii, the dyerâs polypore. The best time to pick and dry this mushroom is when the outer growing edge is bright yellow, with yellow-green pores underneath. When cooked with alum-mordanted wool and a 1:1 ratio, the color will be a bright yellow or gold.
1 Cremini mushrooms strongly resemble the common white button, only with a brown cap. The Latin name for both is Agaricus bisporus.  They have a deeper, heartier flavor and firmer texture than white button mushrooms. If you find the white grocery store mushrooms boring or too soft, try substituting cremini.