At Grandpa's Sugar Bush by Margaret Carney, illustrated by Janet Wilson

From chapters.ca:
For a young boy and his Grandpa, making maple syrup is an annual springtime tradition. Together the two share the hard work of tapping the trees and boiling the sap. Finally, the two share in their hard work by eating a stack of pancakes with new maple syrup. At Grandpa's Sugar Bush is a beautiful story of the closeness of family that is perfect for beginner readers.