From Teresa Marzetti’s upstairs dressing factory to Chick-fil-A sauce in the grocery aisle, this Ohio food maker has built a business around the things diners want to take home.

From West Point to the grocery aisle, Dave Ciesinski has built a career around a deceptively demanding idea: a business grows when its people do. At The Marzetti Company, that belief now meets a $400 million bet on a family sauce recipe.