Cut tenderloin into 1 inch cubes. In a bowl season pork with Cuba spice blend and a ¼ cup of vegetable oil. Mix until meat is fully coated. Set aside in fridge.Cut vegetables and season in a bowl with a ¼ cup of vegetable oil, salt, and pepper.\nThread meat and vegetables onto skewers. Brush grill grates lightly with oil. Grill until charred and delicious.\nGoat Tip: Soak wooden skewers in water 30-45 minutes prior to cooking on the grill. Damp skewers are least likely to burn when placed on the grill.