01 - Preheat the oven to 400°F. Lightly grease a large baking dish or line with parchment paper.
02 - Pat tilapia fillets dry with paper towels and place them in a single layer in the prepared dish.
03 - Season both sides of the fillets with salt and freshly ground black pepper to taste.
04 - In a small bowl, combine melted butter, minced garlic, lemon juice, lemon zest, chopped parsley, and paprika; mix thoroughly.
05 - Pour the lemon garlic butter evenly over the tilapia fillets, ensuring full coverage.
06 - Bake for 15 to 20 minutes until the fish flakes easily with a fork and is opaque throughout.
07 - Remove from the oven, garnish with additional parsley and lemon slices, and serve immediately.