Baked Chicken Bruschetta

(This recipe serves 4-6 people) Ingredients: 3 boneless chicken breasts (cut into 1” cubes) ½ red onion (diced) 1 handful baby spinach (roughly chopped) 1 handful baby kale (roughly chopped) 1 package (1 pint) cherry/grape tomatoes (cut in half) 1 tablespoon olive oil Salt & pepper 1 tablespoon dried oregano 1 ½ cups shredded cheese…