Wrap the tofu with a paper towel to remove excess moisture.
Finely chop the onion, bell pepper, and carrot.
Heat olive oil in a pan and sauté the onion, bell pepper, and carrot.
Cut the tofu into cubes.
Season the sautéed vegetables with salt and pepper.
Place the tofu and sautéed vegetables in an oven-safe dish.
Pour tomato sauce evenly over them and top with mozzarella cheese.
Bake in a preheated oven at 180°C (356°F) for 15 minutes.
Garnish with parsley.