Preheat oven,  Combine chocolate wafer crumbs, chopped almonds, 1/3 cup sugar and softened butter. Pat mixture into bottom of a 9 1/2 to 10-inch spring form pan.
Cream together soft cream cheese and 1 cup sugar. Beat in eggs one at a time, mixing well after each addition. Add heavy cream, amaretto and 1 teaspoon vanilla. Beat mixture until light. Pour into black bottom shell. Bake for suggested time and cool on rack for 5 minutes.

Combine sour cream and remaining vanilla with 1 tablespoon sugar. Spread over cake and return to oven and bake for 5 more minutes. Cool completely in pan. Cover lightly and chill at least 5 hours. Garnish with almonds.