Sautee yellow onion, in butter until onion begins to become translucent. Dump in green chilis and sauteƩ until liquid is absorbed fully.
Boil the potatoes until they're fork tender, slice 'em and set aside.
Add ground beef to pan, browning almost all the way through.
Dump in all spices, stirring well to incorporate, dump in a can of beer, and the sliced potatoes. Stir well, then simmer until all liquid has been absorbed.
While the taco meat is cooking, chop up your pickles and the white onion.
In a hot pan, fry the tortillas until they're done to your liking
Make yo' tacos and dig in.