Very moist and tastes like fudge.
8 - 1 ounce squares of unsweetened chocolate
1 cup butter
5 large eggs
3 cups white granulated sugar
1 tablespoon vanilla
1-1/2 cups white flour, sifted
1 teaspoon salt
2 1/2 cups walnuts, chopped
Melt chocolate and butter in a double boiler. Set aside. Meanwhile, in a large mixing bowl, cream eggs, sugar, and vanilla at high speed for 10 minutes. Mix in flour, salt, and chocolate mixture just until blended. Stir in walnuts.
Pour into greased on bottom only 9x13-inch baking pan. Bake 30 to 40 minutes in 375 degree oven.