Asian-Style Rice Crust Pizza With Mushrooms
[Vegan, Gluten-Free]

For the Crust:

• 1 1/2 cup uncooked short grain rice
• 2 1/2 cup water
• 1 teaspoon sugar (optional)
• 1 tablespoon chili flakes (optional)
• 1/2 teaspoon garlic powder (optional)

For the Sauce:

• 1/2 cup tomato passata or tomato purée
• 1 teaspoon soy sauce
• 1/4 teaspoon ginger
• 1 tablespoon chili flakes
• 1 tablespoon nutritional yeast
• 1/4 teaspoon garlic and onion powder

For the Toppings:

• 2 1/2 cups oyster mushrooms
• 1 teaspoon soy sauce
• 1 teaspoon sugar
• 2 scallions
• 1 chili pepper
• Baby corn