It's a seasoning powder. It has chile peppers, salt, and dehydrated lime juice. It's tangy and spicy and it's used to enhance the flavor of fruit or veggies.
Fire-grilled chicken, hot sauce, cheese, beans, shredded lettuce with lime juice and black pepper, chopped tomato and onion with salt, pepper, cilantro and jalapeño, in a corn tortilla. With guacamole and Greek yogurt.