Mix the dry coating: In a shallow bowl, whisk together the flour, paprika, garlic powder, onion powder, salt, and black pepper until evenly combined and fragrant.
Prepare the wet mixture: In another bowl, whisk the beaten eggs and buttermilk together until smooth and well combined.
Coat the chicken: Pat the chicken drumsticks and thighs dry with paper towels to ensure maximum crispiness. Dip each piece into the buttermilk mixture, allowing excess to drip off, then dredge thoroughly in the seasoned flour, pressing gently so the coating adheres. Place coated pieces on a plate and let them rest for 10-15 minutes to set the coating.
Heat the oil: Pour vegetable oil into a large, heavy-bottomed skillet or Dutch oven to a depth of about 2-3 inches and heat to 350°F over medium-high heat. You can test the temperature by dropping a small piece of bread into the oil; it should sizzle immediately and turn golden in about 60 seconds.
Fry the chicken: Carefully place the coated chicken pieces into the hot oil, working in batches to avoid overcrowding and maintaining the oil temperature. Fry for 12-15 minutes, turning occasionally, until the coating is deep golden brown and the internal temperature reaches 165°F when measured in the thickest part of the thigh with a meat thermometer. Transfer cooked pieces to a paper towel-lined plate to drain excess oil.
Arrange the lettuce: Place your chopped lettuce as the foundation of your plate, creating a generous bed that will serve as the perfect canvas for the other ingredients.
Layer the vegetables: Distribute the sliced cucumber, halved cherry tomatoes, and thinly sliced red onion evenly across the lettuce, creating a colorful and visually appealing arrangement.
Build the base: Start by arranging your fresh salad greens and vegetables on a large serving plate or individual plates.
Position the chicken: Arrange the warm, crispy fried chicken pieces on top of or alongside the salad, allowing them to be the star of the show.
Add extras: If using optional ingredients like avocado or cheese, distribute them around the plate for visual appeal and flavor balance.
Dress and serve: Drizzle your chosen dressing over the salad, or serve it on the side so diners can control the amount to their preference. Serve immediately while the chicken is still warm and crispy.