a machine that cooks everything for you and all you have to do is put in the ingredients
ーIt would be great if someone could invent a machine that cooks everything for you and all you have to do is put in the ingredients.
「誰かが材料を入れるだけで料理をしてくれる機械を発明してくれたらいいのにな」
a machine that cooks everything for you and all you have to do is put in the ingredients で「材料を入れただけで料理してくれる機械」と言えます。
to cook で「料理する」
to put in ... で「…を入れる」
ingredients で「材料」
ご参考まで!