With its hash browns and McMuffins, McDonald's breakfast menu is known to many. But only real fans would know these things ...

You know it as the two all-beef patties, special sauce, lettuce, cheese, pickles, onions on a sesame seed bun. You nearly knew it as something other than the Big Mac.

We advise against asking for this particular fake secret menu item at In-N-Out, as you run the risk of causing major ...