You see "plant-based" options everywhere: in grocery stores, in restaurants, even in fast food establishments. But unless you want to end up as a real-life victim, you'll want to pass on the following plant-based offerings and use these tips in a mystery instead!
1. Don't eat your vegetables! Did you know there's such a thing as "death by lima bean"? Raw lima beans contain extremely high levels of cyanide. How you get your character to ingest them is up to you, but for those you're keeping alive, thoroughly cook the beans, uncovered, so that the poison escapes as gas. Drain the cooking water too, unless you're "offing" more characters!