But what took the world by storm over the past several years is something a little newer—fried birria tacos, AKA tacos dorado de birria—that’s made its way over from Southern California and Tijuana.

The line lets you know Taqueria Jalisciense at Chestnut and Central near Malaga is the place. "I work overnights and I get albondingas almost every day," says Brian Garcia. "Absolutely delicious.

"The most popular one is the birria de chivo," Tony said. Birria de chivo is literally the GOAT. The dish features braised goat in a steamy red stew full of chiles, herbs and spices. "I make it ...