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| salted butter: 3/4 cup |
| light brown sugar (packed): 2 cups |
| eggs: 3 |
| unsweetened baking chocolate squares: 4 1oz squares (melted) |
| vanilla extract: 1 tsp |
| all-purpose flour (unsifted): 1 cup |
| walnuts (chopped): 1 cup |
Credit: AllRecipes
"This has been a recipe in our family since before the turn of the century. I am 70, so you can imagine when it started to get down to my sister and me. Now my grand-nephew enjoys them. Keep under lock and key, or they will disappear in a trice!"