All their beef is clean. My guess is you’ve been eating good food for the 10 years, McDonald’s is not very good, all of the extra sauces, carbs, bread, can be executed poorly and give you a bad experience. Especially the wilted lettuce they love.

It’s like not having a Coke for 6 months, then drinking one, it’s sicklingly sweet and taste really bad. But if you drink it for a few days, suddenly it tastes really good