On one street the colorful, old homes of tradesmen nestle up against one another.

CNN: Born in the east, young Germans still forced to head west

"Following press reports in Hong Kong earlier today claiming that traces of melamine had been found in a Nestle growing up milk, Nestle is confident that none of its products in China is made from milk adulterated with melamine, " the company said.

CNN: Almost 13,000 Chinese children sickened by tainted milk

This year, Kraft and Nestle opened up their recipe and ingredient data.

FORBES: 2013 Food Trends Get Technical, Sustainable & Healthy