The secret to achieving amber syrup and whole fruit pieces in pear jamThe key to achieving pear jam with firm slices and a clear amber syrup is the use of short boiling intervals paired with mandatory full cooling periods between them. Trim away any dark or bruised areas, but leave the skin—it helps the pieces maintain their shape during heating. Test for readiness using the "drop method": place a small drop of syrup on a plate. Why it works: The "five-minute" method relies on the gradual saturation of the fruit with sugar. Short thermal exposure combined with long rest periods allows sugar to penetrate deep into the pear tissues, preserving the structure and keeping the slices firm.