Grilled Beef Blade Steaks With Spicy Orange Marinade

• 2 bell pepper quartered
• 2 zest of navel oranges
• 2 garlic (cloves)
• 1 beef blade steaks pierced all over (boneless)
• 240 ml orange juice
• 80 ml vegetable oil
• 16 ml soy sauce
• 5 ml cider vinegar
• 3 gr pepper flakes (red)
• 1 gr salt