01 -
Preheat the oven to 425°F (218°C) and line a baking sheet with parchment paper or foil.
02 -
Arrange broccoli florets, halved cherry tomatoes, and sliced zucchini evenly on the prepared baking sheet. Drizzle with olive oil and season with salt, black pepper, and Italian seasoning. Toss to coat the vegetables thoroughly.
03 -
Place the baking sheet in the oven and roast vegetables for 20 to 25 minutes, flipping halfway through, until they are tender and lightly caramelized.
04 -
While the vegetables roast, cook spaghetti in a large pot of salted boiling water according to package directions. Drain and set aside.
05 -
In a large skillet, melt the butter over medium heat. Add minced garlic and sauté for 1 to 2 minutes until fragrant, ensuring garlic does not brown.
06 -
Add cooked chicken, roasted vegetables, and drained spaghetti to the skillet with garlic butter. Gently toss to combine and evenly coat all components.
07 -
Sprinkle shredded mozzarella and grated Parmesan cheese over the mixture. Continue tossing until cheese has melted and the ingredients are fully integrated. Taste and adjust seasoning as needed.
08 -
Serve pasta immediately while hot. Optionally, garnish with fresh parsley before plating.