10 Things You Should Never Buy at Costco Again — A Retired Chef's Honest List

🔗 The only cookbook you'll ever need to cook like a professional chef — every technique, every cut, every trick from 35 years in professional kitchens, all in one place: https://chefdorothy.store I spent 35 years in professional kitchens. In that time I learned exactly what separates a smart grocery run from an expensive mistake — and Costco is full of both. In this video I'm going through the 10 things I never buy there, why each one costs you more than you think, and what to do instead. Number one will surprise you. ✅ What you'll learn: Why pre-marinated meats are almost always an inferior cut in disguise The spice jug trap that silently ruins your cooking over time Pre-shredded cheese and why it won't melt properly (and what's inside it) The one Costco item that's actually a brilliant buy — if you use it right