The present invention relates to the instant coffee or coffee substitute with reduced acrylamide and hydroxymethyl furfural (HMF) content and production method thereof which comprises the steps of roasting the input material, grinding the roasted material, extracting the ground material, yeasting the extract, fermentation, filtration, drying the filtrate and wherein carcinogenic and cytotoxic process components, which are found in heat treated foods especially in instant coffees, are minimized.