01 - Preheat the oven to 400°F. Lightly grease a large baking dish or line it with parchment paper.
02 - Pat the tilapia fillets dry with paper towels and arrange them in a single layer in the prepared baking dish.
03 - Season both sides of the fillets with salt and freshly ground black pepper.
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 mixture evenly over the tilapia fillets, ensuring all are well coated.
06 - Bake for 15 to 20 minutes, or until the fish flakes easily with a fork and is opaque throughout.
07 - Remove from oven, garnish with additional parsley and lemon slices, and serve immediately.