PepsiCo is going to take on companies like Dannon, General Mills, Fage and Chobani when expands beyond soda. PepsiCo this month will start selling yogurt in the Northeast and mid-Atlantic states. The products will initially be manufactured in Europe by Theo Müller, a German company. The two companies are investing $206 million in a 363,000-square-foot plant in Batavia, N.Y.