You can't buy it in grocery stores, so if you want a substantial portion of Taco Bells great Taco Sauce to smother your own creations in, you'll have to collect pocketfuls of those little blister packs. But that would be mooching. So here's a way to make plenty of hot sauce just like the stuff people are pouring over the 4 million tacos served at 4,200 Taco Bell restaurants in forty states and around the world every day.