Pizza Oven Box with Built-in ThermometerPizza Oven Box with Built in Thermometer Make authentic wood fired pizzas at home with the Hacienda Pizza Oven Box. This durable steel box features a built in thermometer so you can easily monitor the temperature inside the oven, and it comes with a pizza stone to help distribute heat evenly and create a crispy crust. Simply place the box on your barbecue grill, preheat to high heat, add your pizza, and cook for 5 7 minutes for perfectly cooked pizzas