Bring a large pot of water to the boil and season with the teaspoon salt. Boil the cauliflower florettes for 5 minutes then drain and transfer to a casserole or roasting dish.
1 cauliflower
In a medium bowl, whisk together the nutritional yeast, white wine vinegar, mustard, miso paste, tapioca starch and 3 tablespoon hot water.
3 tablespoon nutritional yeast, 1 teaspoon white wine vinegar, 1 teaspoon english mustard, 1 tablespoon white miso paste, 1 tablespoon tapioca starch
While the bechamel sauce is still hot, add the nutritional yeast mixture and whisk to combine. Remove from the heat and immediately pour over the cauliflower in the dish.
1 batch vegan bechamel sauce
Place the cauliflower cheese in the oven to bake for 20 minutes or until golden brown and bubbling all around the edges.