In a large pot, heat up oil to medium then add scallions and ginger and cook until fragrant, about 1-2 minutes. Turn heat up to medium high and add the mushrooms.
1 tablespoon avocado oil or another non-flavored oil, 2 scallions,, 1 teaspoon fresh ginger, 3 ounces fresh shiitake mushrooms
Once softened/cooked, add coconut milk, water, red curry paste, curry powder, turmeric, black pepper and fish sauce. Bring to a rolling simmer then bring down the heat to a medium low and let simmer for 10 minutes.
15 ounce can unsweetened coconut milk, 2/3 cup water, 1 tablespoon red curry paste, 2 teaspoons curry powder, 1 teaspoon turmeric, 1/4 teaspoon ground black pepper, 1 teaspoon fish sauce
Add the tofu and let simmer for 10 minutes more.
16 ounces extra firm tofu
Remove from heat and stir in the baby spinach. Serve over white rice.