Rowntree's Chocolate Crisp
Rowntree's Kit Kat Chocolate Crisp
Rowntree's Kit Kat
1945–1947 (Blue label)
During World War II, dark chocolate was used due to a lack of ingredients. The label was made blue instead of red to indicate the change.
1947–1988 (Red label)
After World War II, the candy reverted back to the red label.
Nestlé Kit Kat
Community content is available under CC-BY-SA unless otherwise noted.