- In a Ziploc bag, combine the chicken, oil, lemon juice & seasonings. Close and toss to coat the chicken breast evenly. Place bag into the fridge to marinate for 30-60 minutes. 
- Once the chicken has marinated, preheat oven to 375 degrees F. 
- Place one pot of water on the stove and bring to a boil. Cook the pasta according to the package, until al dente. 
- While the pasta is cooking, cut the cauliflower into small florets and steam until they have softened. 
- Place a non-stick pan over medium heat. Once heated, spray with non-stick cooking spray, add the chicken breast and season it with a pinch of smoked paprika, salt, and garlic powder. Cover the chicken with a lid and allow the chicken breast to cook through, flipping every 3-4 minutes. Once cooked, set aside and allow to cool before dicing. 
- Once the pasta is cooked, save 1/4 cup of the pasta water & strain the rest. Place the pasta back into the pot with the baby spinach, stir, and cover to allow the spinach to wilt. In a mixing bowl combine the pasta water, Greek yogurt, almond milk, cheese, and remaining seasonings for the macaroni listed. 
- After mixing, add in the cooked cauliflower and transfer the yogurt cheese mixture to the pot of pasta and stir well. 
- Spray a medium baking dish with non-stick cooking spray. Scoop the pasta mixture into the dish, spread evenly, and garnish with cheese, seasonings, & diced chicken. Bake for 10-12 minutes or until the cheese has melted.