Here's a list of ingredients from Skippy Peanut Butter and you see that sugar is the second most common ingredient.

这有一份四季宝花生酱的配料表,你可以看到糖是含量第二多的原料

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

Large amounts of sugar in peanut butter, large amounts of sugar will go into things like stews, and soups, and things like that where you wouldn't necessarily expect to find it.

花生酱的含糖量是非常高的,在炖菜和汤中也含有大量的糖类,这些是你们平时都没有注意过的

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

As an example: peanut butter.

例如,花生酱

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选