Tuna Anticuchos Recipe - Barbecuebible.com

Ingredients

• 2 pounds fresh tuna steaks (each 1-inch thick)
• Kosher salt and freshly ground black pepper
• 2 teaspoons ground cumin
• 1 sweet onion, peeled and halved
• 2 yellow bell peppers, stemmed and seeded
• Large fresh mint leaves
• 6 cloves garlic, peeled and rough chopped
• 1/3 cup aji amarillo paste, or 1 tablespoon each hot paprika and turmeric
• 1/3 cup distilled white vinegar
• 1/3 cup fresh lime juice
• 1/3 cup vegetable oil, plus oil for basting
• Lime wedges, for serving
• bamboo skewers