Shrimp Sate with Pineapple Salsa

INGREDIENTS

• 3/4 cup finely chopped pineapple
• 1/4 cup finely chopped red onion
• 1 tablespoon minced seeded jalapeño pepper
• 1 tablespoon chopped fresh cilantro
• 1 tablespoon cider vinegar
• 1 teaspoon honey
• 2 tablespoons chopped fresh mint
• 2 tablespoons fresh lime juice
• 1/4 teaspoon salt
• 1/4 teaspoon chili powder
• 24 large shrimp, peeled and deveined (about 1 1/2 pounds)
• Cooking spray
• 4 cilantro sprigs (optional)