01 -
In a large bowl, mix lemon juice and zest, minced garlic, olive oil, chopped rosemary, salt, and black pepper until combined.
02 -
Add shrimp, scallops, and fish to the marinade. Toss thoroughly to coat and refrigerate for at least 30 minutes.
03 -
Thread shrimp, scallops, fish, bell peppers, and onion onto skewers, alternating ingredients for an attractive presentation.
04 -
Preheat grill to medium-high heat. For charcoal grills, wait until briquettes develop a light ash coating.
05 -
Cook skewers on the grill for 4 to 5 minutes per side until seafood is opaque and cooked through, avoiding overcooking.
06 -
Remove skewers from the grill, allow to rest for one minute, then serve with an optional drizzle of fresh lemon juice.