Stuffed Brussels Sprouts

Name: Stuffed Brussels Sprouts
Ingredients: Cooking spray; 1 lb. Brussels sprouts, trimmed and halved; 1 c. ricotta; 1/2 c. freshly grated Parmesan, plus more for sprinkling; 1/4 c. Italian bread crumbs; Zest of 1/2 lemon; Pinch crushed red pepper flakes; 1 clove garlic, minced; Kosher salt; Freshly ground black pepper; Extra-virgin olive oil, for drizzling