Add the extra firm tofu cubes to a mixing bowl. Using a fork, mash the tofu into a scramble-like texture.
Add turmeric, salt, and black pepper. Incorporate well.
Heat oil in a skillet or frying pan over medium heat. Add the chopped red onion and sauté until soft, about 5 minutes.
Add the kale, green onion, and tomatoes. Heat for 2-3 minutes, until kale starts to wilt.
Add tofu scramble and cook for 5-10 minutes, stirring regularly
Serve immediately