Bubble and Squeak
Britain's great leftover dish: cooked potatoes and cabbage mashed together with soft onion and pan-fried in butter and oil, pressed down and turned until full of crisp golden bits. It's a good side for roasts or sausages, or a full breakfast with a poached egg on top.
At a glance
Ingredients and method are in the app
Kitchen Pantri holds the full ingredient list and step-by-step method for Bubble and Squeak, checks it against what is already in your pantry, and adds anything missing to your shopping list. The app is free to use; you set up a Pantri account when you first open it.