TikToks latest food trend: butter stuffed onions  The “onion boil” is as it says: an onion stuffed with butter, spices, and baked (okay, not boiled). While it shares similarities with dolmas (another stuffed dish), it’s a more streamlined version with fewer ingredients, getting its name for sharing the flavor of a seafood boil. (Though, users are in pretty heavy debate over whether it really tastes like crab or just a seasoned onion.) This trend has sparked a surge of onion-based recipes on the app, encouraging users to experiment with their cooking skills at home. While there’s just under 4K videos...