Cheesy Broccoli Chicken with Rice and Broccoli - Yummy Gusto

Ingredients

• 1 pound boneless, skinless chicken breasts, cut into 1×1-inch cubes
• 1 small onion, finely chopped
• 2 cloves garlic, minced
• 1 1/2 cups uncooked long-grain white rice, rinsed
• 2 cups chicken stock
• 2 cups water
• 3 cups broccoli florets, roughly chopped
• 1/2 cup whole milk
• 2 cups sharp cheddar cheese, shredded and divided
• 2 tablespoons olive oil
• Salt, to taste
• Black pepper, to taste