Just the right amount of sweetness and a crunchy texture... Why was Aichi Prefecture's specialty, Shiruko Sandwich, created? The inside story behind the development of the best-selling "Nama Shiruko Sandwich"

"Shiruko Sandwich" is one of the soul foods of Aichi Prefecture. It is a simple snack with a crispy biscuit sandwiched between sweet bean paste, and has a nostalgic taste. Since its release in 1966, it has been loved by a wide range of generations…