A delicious vegan-friendly Parmesan "cheese" substitute that's made with just 5 plant-based ingredients. It sprinkles like Parmesan, is loaded with umami, and has a slightly tannic acidity that mimics a well-aged cheese.
Remove the tough parts of the stems from the dried shiitake and crumble it into a spice grinder, food processor, or blender along with the nutritional yeast and salt. Pulse until it has turned into a powder. Transfer to a bowl.
Add the walnuts to the spice grinder and pulse until it's roughly crumbled. Transfer this to a bowl with the nutritional yeast.
Add the cashew nuts to the spice grinder and pulse until roughly crumbled and transfer to the bowl.
Stir the mixture together until it is uniform and the texture of damp sand.
Store in an airtight container in the refrigerator until use.