Under the bake sale's satirical pricing structure whites were charged $2 for the same baked goods that minorities and women could purchase for much less, the Los Angeles Times reported Wednesday.
The event was timed to counteract a phone bank supporting legislation on Gov. Jerry Brown's desk allowing the UC and Cal State University systems to consider ethnicity in admission decisions.
Current California law prohibits affirmative action in public university admissions.
The GOP bake sale was intended to spark a discussion among students about race and gender in admission to California's public colleges and universities.
"This has created the dialogue we wanted," said Shawn Lewis, president of the Berkeley College Republicans. "Berkeley is the home of the free speech movement. We want to be sure that it doesn't become the capital of political correctness."