Add the yeast, water, tamari, vinegar, garlic, and ginger to a small food processor or blender. Mix until well-combined and the ginger and garlic have blended in.
6 tablespoons flaked nutritional yeast, 2 tablespoons water, 2 tablespoons tamari, 3 tablespoons apple cider vinegar, 2 large cloves garlic, 1 thumb-sized piece of ginger