Pre heat oven according to directions of pizza dough.
Toss diced tofu in a bowl with Cajun seasoning.
Cook tofu in a non stick pan for 5-7 minutes.
Spread BBQ sauce over the pizza dough.
Next top in this order: spinach, tofu, pineapples, tomatoes.
Drizzle top of pizza with more BBQ sauce.
Place in oven and cook for according to dough directions.
Once baked, store any leftover BBQ pineapple pizza in an airtight container in the refrigerator for 2-3 days.You can reheat the cheeseless pizza in the microwave in 1-minute increments until heated through. Alternatively, reheat them in the oven at 300C/150C until warm (7-10 minutes).