Blue Cheese and Roasted Brussels Sprouts Pizza

Ingredients (8)

• 1/2 batch pizza dough recipe see notes
• 1 lb brussels sprouts cut in half
• 3 teaspoons olive oil divided, plus more for drizzling on the pizza
• 1 large red onion thinly sliced
• A pinch of sugar
• 1/4 cup freshly grated parmesan cheese
• 1/2 cup crumbled blue cheese
• reduced balsamic vinegar and Italian parsley to garnish