diff --git a/shokupan_sopapillas.md b/shokupan_sopapillas.md
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+++ b/shokupan_sopapillas.md
@@ -1,5 +1,7 @@
 ## Shokupan Sopapillas
 
+*adapted from King Arthur Flour's Japanese Milk Bread Rolls recipe*
+
 ### Tangzhong 
 * 45g water
 * 45g whole milk