Preheat oven to 220°C. Heat a medium non-stick frying pan over medium-high heat. Add the bacon and cook, stirring, for 2-3 minutes or until golden brown. Remove from heat

Place the pizza bases on oven trays. Spread the barbecue sauce over the base of each pizza. Sprinkle with half the pizza cheese. Arrange the chicken, capsicum, onion, mushrooms and bacon over the pizzas. Sprinkle with remaining cheese.

Bake in preheated oven, swapping trays halfway through cooking, for 10-15 minutes or until bases are crisp and lightly brown. Remove from oven. Cut into wedges and serve immediately.