Experts say sap needs to be boiled until it becomes 66% sugar to make maple syrup, a process that can take anywhere from 8 to ...

Lisa Gauker held up a bottle of store-bought pancake syrup. “Is this really maple syrup?” the recreation and special events supervisor for the Berks County Department of Parks and Recreation asked.

After the harvesting process comes the real work of maple sugaring, which is concentrating the sap into delicious maple syrup. Commercial producers use reverse osmosis, and Kinnan says he is ...