Barbecued Shrimp

• 24 unpeeled jumbo shrimp (about 1 1/2 pounds)
• Cooking spray
• 1/4 cup chopped onion
• 1/2 cup ketchup
• 1 tablespoon dried rosemary
• 1 tablespoon dry mustard
• 1 tablespoon
• 1 tablespoon white vinegar
• 1/4 teaspoon garlic powder
• Dash of hot sauce
• 4 lemon wedges

1. Peel and devein shrimp, leaving tails intact. Place shrimp in a large heavy-duty zip-top plastic bag. Set aside.
2. Coat a nonstick skillet with cooking spray; place over medium-high heat until hot. Add onion; saute until tender. Stir in ketchup and next 6 ingredients; pour over shrimp. Seal bag; shake until shrimp is coated. Marinate in refrigerator 1 hour, turning once.
3. Prepare grill.
4. Thread shrimp evenly onto 8-inch skewers, running skewers through necks and tails. Place skewers on grill rack coated with cooking spray, and grill, covered, 3 to 4 minutes on each side or until shrimp are done.
5. Squeeze 1 lemon wedge over each skewer; serve immediately.

jumbo shrimp, cooking spray, onion, ketchup, rosemary, mustard, white vinegar, garlic, hot sauce, lemon wedges

Taken from www.myrecipes.com/recipe/barbecued-shrimp-2 (may not work)