Montezuma's Hot Chocolate Sheet Cake

Ingredients

• butter
  1 cup
• unsweetened cocoa
  1 cup
• instant coffee (optional)
  1 tablespoon
• water
  1 cup
• unsifted flour
  2 cups
• firmly packed light brown sugar
  1 1/2 cups
• baking soda
  1 teaspoon
• ground cinnamon
  2 teaspoons
• salt
  1/2 teaspoon
• (14 ounce) can sweetened condensed milk
  1 unit
• eggs
  2 unit
• vanilla extract
  1 teaspoon
• chili powder or Cayenne powder
  2 teaspoons
• anise flavoring (optional)
  1 teaspoon
• toasted crushed almonds
  1 cup
• toasted crushed hazelnuts
  1 cup
• Icing
  1 unit
• butter
  1/4 cup
• coffee (optional)
  1 tablespoon
• unsweetened cocoa
  1 cup
• confectioners' Sugar
  1 cup
• cinnamon
  1 teaspoon
• vanilla
  1 teaspoon