The Nancy Drew Cookbook: Clues to Good Cooking (Carolyne Keene)

Grosset & Dunlap, New York, 1977. Hardcover. Originally published in 1973. 

From the introduction: 

How can you become a really good cook? 

"It's no mystery," Nancy Drew reveals. "You must do what fine cooks have always done - add your own special touch."

How do you do this? Let Nancy show you how. Who would be more intrigued to be an adventurer in cooking than a girl who loves to solve mysteries!