Creating this Chicken and Waffle Casserole is straightforward if you follow these easy steps:

1. Preheat the Oven: Set your oven to 350°F (175°C) and prepare a greased 9×13-inch baking dish.
2. Prepare Chicken: In a mixing bowl, combine the shredded or diced cooked chicken with the optional bacon bits.
3. Cut Waffles: Take the frozen waffles and cut them into quarters. Spread half of them evenly in the bottom of the greased baking dish.
4. Layer Chicken: Evenly distribute the chicken mixture over the first layer of waffles.
5. Add More Waffles: Top with the remaining waffle quarters, arranging them neatly.
6. Mix Eggs: In another bowl, whisk together the eggs, milk, vanilla extract, maple syrup, baking powder, salt, and black pepper.
7. Pour Egg Mixture: Gently pour the egg mixture over the casserole, ensuring it covers all the layers evenly.
8. Bake: Place the dish into the preheated oven and bake for 35-40 minutes or until the eggs set and the top is golden brown.
9. Cool Slightly: Remove from the oven and let it cool for about 5 minutes before slicing.
10. Serve: Cut into squares and serve warm, drizzling with additional maple syrup if desired.

These clear steps will guide you through preparing this incredible casserole effortlessly.