ready meal 
noun British
A meal sold in a pre-cooked form that only requires reheating.The new menu will replace reheated ready meals such as ‘chicken smilers’ with a new menu that includes paella, tomato and basil soup with fresh bread, and roast chicken with mashed potatoes and vegetables....
- Ninety-six per cent of the ready meals we consume are sold under supermarket own-labels, so it is the retailers, more than the manufacturers, who control the market and accrue the profits.
- Mr and Mrs Roberts have produced and sold a variety of ready meals through the on-site café for many years.