In a small bowl, mix all ingredients for the sauce. Set aside.
In a wok, heat peanut oil over medium heat.
Add tofu and cook until light broen in color. Remove from heat and set aside.
Using the remaining oil in the same wok, add garlic, ginger and scallions. Cook for 2 minutes.
Add tofu from earlier, red bell pepper and green bell pepper. Cook until bell peppers are cooked.
Add the sauce and mix the ingredients together. Cook for another minute.
top with spring onions and serve.
Inspired by China Sichuan Food