Line 9x5x3 inches dampened loaf pan with plastic wrap. Melt butter in a large saucepan over hot water,or on low. Add chocolate chips and coffee granules,stirring constantly,until smooth. Do Not overheat. Pour into large bowl. Add sugar.beat well. Beat in eggs, 1 at a time.beat until sugar is dissolved.mix in vanilla.Beat whipping cream in a small bowl until stiff. fold it into chocolate mixture. Turn into pan and cover loosely .Chill for at least 8 hours or overnight.
Now make your raspberry coulis. and pour a little over each thin slice.
Strain raspberries through a sieve. Reserve and measure syrup. Add sugar and corn starch., stir ,heat stirring constantly ,until mixture boils and thickens. Cool , Makes 1 1/4 cups.