The Instant Pot Duo 7-in-1 Electric Pressure Cooker ($55, and up) combines seven appliances in one. It's a pressure cooker, slow cooker, rice cooker, steamer, sauté pan, food warmer, and yoghurt maker. This is all you need, from meal prepping to hosting dinners. If you're new to cooking, this is a great option to have. It comes in all conditions from "acceptable" to "like new."