01 - Preheat the oven to 400°F.
02 - In a large skillet, heat 1 tablespoon olive oil over medium heat. Add the chicken, season with salt, pepper, oregano, and smoked paprika, and cook until lightly browned and cooked through, about 5–6 minutes. Remove and set aside.
03 - In the same skillet, add the onion, garlic, bell pepper, and zucchini. Sauté for 4–5 minutes until softened.
04 - Stir in the spinach and cook until wilted, about 1 minute.
05 - In a large mixing bowl, combine the cooked chicken, sautéed vegetables, cannellini beans, and cottage cheese. Mix gently to combine.
06 - Transfer the mixture to a lightly greased 2-quart casserole or baking dish.
07 - In a small bowl, combine panko breadcrumbs, Parmesan cheese, and 1 tablespoon olive oil. Sprinkle evenly over the casserole.
08 - Bake for 20–25 minutes until bubbling and the top is golden and crisp.
09 - Let cool for 5 minutes before serving.