Black Forest Cake

Ingredients

• 6 Tbsp. unsifted Dutch process cocoa powder
• 6 Tbsp. sifted cake flour
• 1 c. plus 2 Tbsp. granulated sugar
• 1/8 tsp. salt
• 8 large egg whites
• 1 tsp. cream of tartar
• 1 1/2 tsp. vanilla extract
• 1 (1 lb.) can water packed pitted sour cherries, drained (reserve 1/2 c. juice)
• 2 Tbsp. water
• 1 tsp. unflavored gelatin
• 4 tsp. light brown sugar
• 2 tsp. cornstarch
• 1/2 tsp. grated lemon rind
• 1/3 c. heavy cream
• 4 tsp. confectioners sugar
• 1/3 c. ice cold evaporated skim milk
• 1 tsp. lemon juice