Preheat oven to 375°F (190°C).
Cook lasagna noodles according to package directions.
Heat olive oil in skillet over medium heat.
Cook vegan chicken strips for 5–6 minutes.
Add garlic, tomato sauce, basil, oregano, salt, and pepper.
Spread thin sauce layer into baking dish.
Add noodles, ricotta, sauce mixture, mozzarella, repeating layers.
Sprinkle nutritional yeast on top.
Bake for 35 minutes until golden.
Rest 5 minutes before serving.