01 -
Set your oven at 350°F (175°C) to warm up.
02 -
Get a big pot of salty water boiling, and cook the rigatoni for just a bit less than what the box says.
03 -
Toss in the broccoli florets during the last 3 minutes the pasta is cooking.
04 -
Pour the pasta and broccoli into a strainer to get rid of any water, then dump them into a 9x13-inch baking pan.
05 -
Mix the chicken, Alfredo sauce, garlic powder, salt, and pepper into the baking dish with the pasta and broccoli.
06 -
Spread a layer of mozzarella and Parmesan over the top evenly.
07 -
Pop the dish into the oven, uncovered, and let it bake for about 25 minutes until the cheese looks bubbly and golden.
08 -
Once it’s out of the oven, let it rest for a little bit before dishing it out so the flavors can settle.