CHEESE RENNET (HERB)
Cheese rennet is an herb in the coffee family, also called lady's bedstraw and yellow bedstraw.
It contains a milk curdling enzyme, and the name cheese rennet comes from its ability to curdle milk for cheese making. The leaves and stems also yield a yellow dye which was used to color cheese and butter.
The name lady's bedstraw relates to its use as a mattress stuffing.