Fermentation Process- Maruts

यजु 3-44 Yajurved 3.44
प्रघासिनो हवामहे मरुतश्च रिशादस: । करम्भेण सुजोषस: ।।3।44।।

प्रघासिनो------ Voracious eaters of (cooked) food
हवामहäþ------- we exult in glorifying
मरुतश्च--------the maruts the microorganisms
रिशादस:------destroyers of enemies --killers of pathogens by antibodies to create health giving probiotics
करम्भेण------by mixture of curd with oat flour --Yeast as starter
सजोषस:-----with vigour-
In context of Grihasthashram the topic under context The mantra directly refers to the enzyme microorganisms as voracious eaters of food to create health giving contents to our food by growing more microorganisms which modern nutritive science calls as probiotics found in all fermented foods.