From inthekitchenwithkath.com
(Originally published in an article in the August 1975 issue of Ladies’ Home Journal)
Makes 16
1 stick butter, plus more for buttering the pan
2 squares (2 ounces) unsweetened chocolate
1 cup (192 g) sugar
2 eggs
½ teaspoon vanilla
¼ cup (30 g) flour
¼ teaspoon salt
1 cup chopped walnuts (optional)
1. Preheat the oven to 325˚.
2. Butter an 8-inch square baking pan.
3. Melt the chocolate and the butter in a heavy saucepan over low heat.
4. Remove the pan from the heat and stir in the sugar.
5. Add the eggs and vanilla and “beat it all like mad”*.
6. Stir in the flour, salt, and walnuts if you’re using them, and mix well.
7. Pour the batter into the prepared pan and bake for 40 - 45 minutes, until a toothpick inserted in the center comes out clean.
8. “Take it out; let it cool; cut into squares and go crazy.”*
* I’m assuming the quotes are from Katharine Hepburn from the original recipe.