Follow these simple steps to create your amazing High-Protein Spinach Artichoke Chicken Casserole:

1. Preheat Oven: Start by preheating your oven to 375°F (190°C).

2. Prepare Baking Dish: Lightly grease a 9×13-inch baking dish with olive oil.

3. Mix Chicken and Veggies: In a large bowl, combine the shredded chicken, thawed spinach, chopped artichokes, minced garlic, and Olive oil.

4. Add Cheeses: Stir in the Greek yogurt, mozzarella cheese, and Parmesan cheese until well blended.

5. Season Mixture: Add onion powder, garlic powder, salt, pepper, Italian seasoning, and lemon juice. Mix until fully combined.

6. Transfer to Baking Dish: Pour the mixture into the prepared baking dish and spread it evenly.

7. Prepare Topping: If desired, mix breadcrumbs with a little olive oil and sprinkle it over the top for added crunch.

8. Bake: Place the casserole in the preheated oven and bake for 30-35 minutes or until bubbly and golden on top.

9. Cool Slightly: Once it’s ready, remove it from the oven and let it cool for about 5-10 minutes.

10. Serve: Scoop out portions and serve warm.

By following these simple instructions, you will create an incredible dish that is sure to become a favorite.