PREHEAT oven to 425°F.
PAT tofu dry with a towel.
TOSS tofu with nutritional yeast, herbs, salt, pepper, garlic powder, and olive oil.
SPREAD tofu out on a baking sheet and place in the oven.
BAKE veggies and tofu for 30 minutes, flipping tofu halfway through. Veggies should be tender and tofu should be crisp and browned - cook longer if needed.
COOL veggies and tofu for at least 10 minutes after baking.
ADD all dressing ingredients to a blender and blend until smooth. Store in the fridge until ready to use.
PLACE lettuce, cucumbers, apples, and walnuts in a large mixing bowl.
ADD roasted veggies and tofu.
DRIZZLE dressing on top and toss well to combine.
SERVE immediately.