A dispute over cheese names has become an issue in trade negotiations between the US and Mexico. The question of what's in a cheese name is now a stumbling block in these talks.

Further details about this development are available from the source. The issue has arisen as part of the US-Mexico trade discussions, with the naming of cheese products being a point of contention.

The source provides more information on this matter, which has become a significant point of discussion in the trade negotiations between the two countries.