Spiced Whole Grain Chocolate Cake With Salted Chocolate Frosting

Ingredients

• 1/2 cup of amaranth flour
• 1/2 cup of whole wheat flour
• 1/2 cup all-purpose flour
• 1/4 cup of cocoa powder
• 1/2 cup of brown sugar
• 1/4 cup + 1 tablespoon of cane sugar
• 1 1/2 teaspoons of baking powder
• 1/2 teaspoon of kosher salt
• 1/2 stick of unsalted butted, diced into cubes
• 2 eggs, separated
• 1/2 cup of milk
• 2 tablespoons of apple butter
• 1 green cardamom pod
• 3/4 cup of powdered sugar
• 1/4 cup of cocoa powder
• 1/4 cup of heavy whipping cream
• french gray sea salt