Rita's Kitchen's Samoa Trifle

Ingredients

• 3 ounces cocoa powder
• 1 pound cake flour
• 1/2 pound sugar
• .75 ounces baking powder
• 1/2 ounce salt
• 9 ounces egg yolks
• 1 cup vegetable oil
• 1 cup water
• 1/2 ounce vanilla extract
• 6 ounces whole eggs
• 1 pound and 4 ounces egg whites
• 12 ounces sugar
• 12 1/2 ounces water
• 4.7 ounces cocoa powder
• 18.8 ounces heavy cream
• 2 1/4 ounces sugar
• 1/3 cup egg whites
• 3 1/4 ounces sugar
• 1/3 cup egg yolks
• 1/2 pound caramel sauce
• 3 1/2 gelatin sheets
• 2 cups heavy cream