Sift the cake our, sugar, baking powder, baking soda, and salt in a large mixing bowl. 3. In a medium bowl, whisk together ¼ cup of the milk, the sour cream, the egg, and the egg white; set aside.

Prepare cake. Let cool. Ice and decorate to your liking. Layer deli paper in the bottom of the bento box. Place cake inside. Tie with a ribbon to look pretty for presentation. OR Preheat oven to 375.

Grilled salmon and chikuwa (tubular fish paste cake) isobe-age are standard ingredients in lunch boxes often seen at bento shops. Salted salmon is available nationwide but overseas it is not easy ...