Turn your rhubarb into a tangy, flavourful relish with this easy recipe! This Rhubarb Relish is a great way to preserve your harvest and add unique flavour to your meals. The balance of sweet rhubarb, spicy cayenne pepper, and aromatic onions creates a versatile condiment that pairs beautifully with meats, cheeses, or even as a topping for sandwiches. With just a few ingredients and a simple method, you'll have a homemade relish that lasts for a year, giving you a taste of summer all year.