Dairy Free Hash Browns Casserole

1 2 cup onion (chopped, 1/2 medium)

1 cup sliced mushrooms (about 6 mushrooms)

12 1 3 ozs firm silken tofu (Mori-Nu)

1 2 cup soymilk (unflavored or plain)

1 tbsp nutritional yeast

1 tbsp cornstarch

1 tsp baking powder

1 2 tsp salt

1 4 tsp ground black pepper

1 tsp worcestershire sauce

1 4 tsp tabasco sauce

5 cups hash browns (frozen shredded, thawed)

4 slices cheese (soy mozzarella, Tofutti)

1 2 cup fresh parsley (chopped, to garnish)