How to: Caramelise onions

Make the perfect sweet-yet-savoury caramelised onions with our easy guide Caramelised onions Makes about 1 cup 2 large onions 30g butter 50ml white or red wine, vegetable or chicken stock, balsamic vinegar, or water Salt Place a heavy stainless steel or cast iron pan over a medium heat and melt the butter and oil together. […]