Mango-Spiced Steak Skewers

INGREDIENTS

• 1/4 cup Dijon mustard
• 1/4 cup honey
• 1/4 cup mango preserves
•  
• 1/2 cup apple juice
• 1/4 cup teriyaki sauce
• 1 tablespoon honey
• 1/2 cup mango preserves
• 1 clove garlic, minced
• 1 teaspoon cayenne pepper
• 1 teaspoon kosher salt
• 1/2 teaspoon ground black pepper
• 2 tablespoons olive oil
• 1 pound flank steak, sliced across the grain 3/8-inch thick
• 10 bamboo skewers, soaked in water for 20 minutes