Preheat oven to 425°F.
In a bowl, stir collectively the olive oil, garlic, onion powder, thyme, 2 tablespoons parmesan cheese, and salt and pepper.
Prepare cabbage steaks in a single layer on a baking sheet and brush with the olive oil combination.
Bake till cabbage is tender and golden, about 20 minutes. Take away from oven and prime with mozzarella and remaining parmesan.
Return to oven and bake till cheese is golden and bubbly, about 5 minutes extra. Get pleasure from!