Kabobs with Maple Firecracker Sauce

Ingredients

• 1/4 C. fresh lime juice
• 1/4 C. Fuller’s Sugarhouse pure maple syrup
• 2 T. Ketchup
• 2 T. Olive Oil
• 2 T. Soy Sauce
• 4 cloves Garlic
• 1 t. Crushed Red Pepper Flakes
• 1/2 t. Ground Black Pepper
• 1/2 t. Grated Lime rind
• 1/2 t. Salt
• (optional) Small Hot Peppers
• 1 1/4 lb. boneless beef top loin or sirloin steak
• 3 Medium Onions
• 2 Medium Yellow Squash
• 2 Medium Zucchini
• 1 Large Red Pepper
• 12 8-inch wooden skewers
• (optional) Sprig of Thyme