Cut the tofu sheets into 1cm thick slices.
Finely chop the onion and garlic.
Add olive oil to a pan, then sauté the onion and garlic.
Add ground beef and cook until browned.
Pour in tomato sauce, season with salt and pepper, and simmer.
In an oven-safe dish, layer tofu sheets, meat sauce, and cheese in order.
Bake at 180°C for 20 minutes.
Let cool and cut into serving pieces.