MyCo Domicilia is a DIY resource (recipe book) for fabricating common household artifacts with mycelium. We chose a book as the main format of this resource, to stimulate and help grow the creative market and as a result, promote sustainable practices and empowerment through accessibility. The MyCo Domicilia recipe book unpacks various design fundamentals for mycelium, including an explanation of what mycelium is, a list of materials and steps for growing mycelium, instructions for fabricating various mycelium household items, and personal reflections and insights to help guide others in their respective mycelium journeys.