Simple and quick to make and perfectly cheesy and comforting, this easy broccoli rice casserole is the perfect go to recipe after a long day. Hearty and filling, this rice bake is sure to become a family favorite.
Preheat oven to 350°F. Spray a 9x13-inch baking dish with nonstick cooking spray.
Melt the butter in a large saucepan set over medium heat. Add the onion and cook until translucent, about 5 minutes. Stir in the garlic and cook until fragrant.