The big problem is that a lot of people who want it just can’t get it: An induction cooktop or stove requires a 240-volt outlet, which many Americans do not already have in their kitchens.

The Crystal Serenity recently departed from Fort Lauderdale’s Port Everglades to kick off Crystal’s 2025 World Cruise. Sailing to South America, the Caribbean, the Atlantic and Europe, the 123-night ...