My husband, Peter, and I landed in Mexico again, and we did what we have done in the past. We bought an enormous cake.It’s nice to have a cake in the house. I have discovered it is not necessarily a good idea to eat cake every day, as it eventually makes my clothes too small. But I do like cake, and I especially like Mexican cake, and more than anything, I like giving cake away.We love the folks who work at this hotel. When I say “hotel,” you might be thinking of some swanky place with long hallways and bellhops ...