Ingredients

• 1 (2 pound) beef tongue
• 1 teaspoon salt
• 2 tablespoons vegetable oil 1 large onion, thinly sliced
• 1 small leek, thinly sliced
• 2 stalks celery, thinly sliced 2 large carrots, shredded
• 1 (6 ounce) can tomato paste
• 2 (1 ounce) packets taco seasoning mix (such as goya®) salt and black pepper to taste