Reserve 2 squares of chocolate and melt remainder in
bowl over pan of hot water. Remove from heat and
allow melted chocolate to cool slightly.
Whip
cream until it forms stiff peaks, being careful not
to over whip.
Mash
bananas and fold them with melted chocolate into
cream. Divide banana cream between 4 glasses and
grate reserved chocolate thickly over top of each.
Chill and serve.