Try going in with a recipe that you plan on making as soon as you get home, then the other stuff you buy should only be the stuff you know you’ll actually eat or stuff that won’t go bad. Of course there’s the issue of having to buy more of a product than you need for the recipe, but that’s hard to avoid.
If you need advice on how to better motivate yourself to make the choices you know you should make, I’m afraid I’m wholly unqualified to help.
He didn’t want it because he thought he would personally enjoy it, he wanted it because he thought it would make him look badass to the other dictators he’s always trying so hard to impress and emulate.