Pickled Red Onions - Thinly slice an onion. Add the onion to a container with half water, half vinegar (any kind). Completely cover the onions with the mixture of water an vinegar, put a lid on the container and allow it to soak.
These Quick Pickled Red Onions are a simple way to elevate your tacos, sandwiches or wraps. Keep them in jars in the fridge so you always have them on hand. via @wendypolisi
Ancho Achiote Shredded Chicken Tacos with Pickled Red Onions, Avocado, and Crema - These shredded chicken tacos feature tasty achiote paste and spicy ancho chili rub. They are then paired with quick pickled red onions, fresh avocado, and homemade crema.