• Step 1: In a large bowl, combine the broccoli florets, cooked shredded chicken, shredded cheddar cheese, diced red onion, and sunflower seeds.
• Step 2: In a separate small bowl, whisk together the mayonnaise, apple cider vinegar, white sugar, salt, and black pepper until well combined.
• Step 3: Pour the dressing over the broccoli mixture and stir gently to coat everything evenly.
• Step 4: Cover the bowl and refrigerate the salad for at least 30 minutes to allow the flavors to meld.
• Step 5: Serve chilled or at room temperature, and enjoy!