Blanch the tofu noodles in boiling water and drain well.
Slice the onion and bell pepper thinly, and cut the bacon into small pieces.
Heat olive oil in a pan, then sauté the onion, bell pepper, and bacon.
Add the tofu noodles and season with salt and pepper.
Place the sautéed ingredients into an oven-safe dish and top with tomato sauce.
Generously sprinkle mozzarella cheese over the top.
Bake in a preheated oven at 180°C (356°F) for 10 minutes.