PRESS PHOTOS BY C. RICHARD CHARTRANDMembers of the Emmaus Lions Club welcomed clam chowder fans to their semiannual sale at Emmaus Community Park April 6. Proceeds benefit the club's charitable causes. ABOVE: Emmaus Lions Club members use eight cauldrons to make more than 4,000 quarts of soup for the sale. The Pennsylvania Dutch clam chowder recipe used to concoct the chowder is more than five