Finely chop the onion and bell pepper.
Heat olive oil in a pan, then sauté minced garlic, onion, and bell pepper.
Add tomato sauce and season with salt and pepper.
Put the soft tofu in a bowl and pour the sautéed sauce over it.
Generously add mozzarella cheese on top.
Preheat the oven to 200°C and bake for 10 minutes.