Though in-store bakery sales are up for the majority of retailers, volatility incommodities prices threatens to flatten the trend. While the average in-store bakery department posted respectable sales during the past year, lingering concerns about the economy, coupled with skyrocketing commodity prices, continue to make the job of positioning the department as a must-stop visit for greater numbers of shoppers on an everyday basis all the more challenging, according to retailers surveyed for Progressive Grocer’s 2011 annual Bakery Operations Review.