Flourless Chocolate Cake

Preheat oven to 350.
Grease 9" springform pan with 1 tablespoons of butter, dust with flour.
In metal bowl over double boiler, melt remaining butter and chocolate, remove from heat
Use mixer to beat yolks together with sugar and vanilla.
Beat whites and salt together until stiff.
Fold chocolate mixture into yolk mixture a little at a time.
Fold in egg whites.
Pour into springform pan.
Bake 40 minutes until spongy.
Remove from oven, remove springform, cool completely.
When cake is cool, prepare icing.
Mix together chocolate and cream over double boiler until smooth.
Spread over cake.
Top with raspberries and whipped cream.