Mexican Chilli Beef with Butternut Mash

A quick Mexican chilli beef with a butternut mash and topped with sour cream for a warming, speedy supper. Cutting the squash into small pieces helps to speed up the cooking process. The beef is lean and thinly cut so it takes very little time to cook. Cook it on a high heat to ensure you get some colour on the outside; it all adds to the flavour. Let the meat sit for a while to relax, in much the same way you would with a steak; it makes for a juicer and more flavourful result. It also gives y