The instinct for most people is to shut the oven door as soon as they finish cooking. It's an automatic reaction: you cook, you switch it off, you close the door, and you move on. There's normally no reason to keep it open — and certainly no reason to put anything inside overnight. That's precisely why this practice seems so peculiar. But some people do the exact opposite. Rather than closing the oven and forgetting about it, they put two lemon halves inside, leave the door slightly ajar, and let them sit until morning.
She Left Two Lemons in Her Oven All Night — What Happened Next Was Truly Unexpected
