So I finally decided to follow her instructions and get a jar of Jif — only to find that there was no recipe on the label, lid, or anywhere else. Desperate for a warm peanut butter cookie ...

I have very fond memories of making rich, creamy peanut butter fudge with my grandmother, though I don’t quite remember the recipe. I do know that it used ... no-stir brand peanut butter. Jif, Skippy, ...