Turn on your broiler. Line a baking sheet with foil. Stretch pizza dough and place it on the tray with the mushrooms, stem side down, and drizzle with olive oil. Sprinkle with the garlic powder, salt and pepper. Broil for 5 min.
Take out of the oven and top with the crushed tomatoes, dried oregano, red pepper flakes, cheese and tomatoes. Broil 5 min.
Top with basil, drizzle with balsamic and enjoy!
*You can use your favorite pizza dough from your supermarket, or get ambitious and make your own!