RestaurantStyle baked stuffed shrimp An Easy Posh Scampi

Ingredients

• 1 pound (454g) large shrimp (20-25 count), peeled and deveined
• 1 tablespoon (15ml) olive oil
• 1/2 teaspoon (2.5ml) garlic powder
• 1/4 teaspoon (1.25ml) paprika
• Salt and freshly ground black pepper to taste
• 1/2 cup (50g) panko breadcrumbs
• 1/4 cup (60ml) unsalted butter, melted
• 1/4 cup (30g) finely chopped celery
• 1/4 cup (30g) finely chopped onion
• 2 cloves garlic, minced
• 2 tablespoons (30ml) chopped fresh parsley
• 1 tablespoon (15ml) lemon juice
• 1/4 teaspoon (1.25ml) dried thyme
• 1/4 teaspoon (1.25ml) Old Bay seasoning
• Pinch of red pepper flakes (optional)