Ground pine nuts, assorted seeds, wheat (cleans the mortar out), and castor oil. Makes 'em shiny. 
They also recently devoured a small tray of sprouted lentils, though I'm not sure fresh greens should be considered a treat. Naturally, the much larger tray I started afterwards has failed to show any roots. Maybe I'm just being impatient.

They also recently devoured a small tray of sprouted lentils, though I'm not sure fresh greens should be considered a treat. Naturally, the much larger tray I started afterwards has failed to show any roots. Maybe I'm just being impatient.