The “Tempeh Starter Culture” contains 5 sachets of Rhizopus oligosporus. Each sachet can be used to craft firm, creamy, and nutty Tempeh from 500 grams of soybeans. We provide you with detailed instructions and FAQs with the product. Additionally, if you are stuck somewhere, we are always available to help. You can get in touch with our customer support at email@example.com or WhatsApp us at +919910211559.