1. Place tofu in baking dish and spread evenly. Set aside.
2. In a skillet, heat 1 tbsp oil and fry ginger and garlic until fragrant. Add ingredients A (eggplant, zucchini, onion) and cook until wilted. Then add ground beef and cook until meat is no longer pink.
3. Add all ingredients B to season to your taste and cook for a few minutes. Turn the heat to high and pour dissolved katakuriko/potato starch and thicken the sauce. Let it cool to room temperature.
4. Pre-heat the oven to 180℃ degree. Spread the meat mixture over the tofu. Spread cheese over the meat mixture. Bake in preheated oven for 30 to 40 minutes.