Heat oven to 450°FAdvertisement
Place pizza crust on a large baking sheet. Spread 2/3 cup of the salsa over the crust. Sprinkle the cheeses over the salsa. Spoon remaining 1/3 cup salsa over cheese; scatter pepper and onion over the top.
Bake at 450° or 10 to 12 minutes or until heated through and cheese is melted. Allow to cool slightly. Cut into 8 slices.