True or false: California was founded by European-Americans during the Gold Rush Era? Ask your average Oakland resident informed only from classroom history texts and likely the answer you’ll hear is: true.

But the correct answer is actually much more complex.

La Borinqueña Mexi-catessen, Oakland's home-grown source for everything from tamales and sweet bread to Latino advocacy and history, celebrates 66 years running with a huge birthday fiesta during the Oaklavia street festival Sunday June 27.