Walnut Brownies June 11, 2020 Go to RecipePrint Recipe Walnuts help provide vitamins, minerals, healthy fats, and fiber. For those with a sweet tooth adding walnuts to your brownies can make them a slightly healthier snack or dessert for your family. Pin Print Walnut Brownies 5 from 1 vote Ingredients 1/4 cup butter6 tablespoons carob powder1 cup white sugar1/4 teaspoon salt1/2 cup all-purpose flour2 teaspoons vanilla extract 2 egg white1 cup chopped walnuts Directions Preheat oven to 300 degrees F (175 degrees C). Grease an 8-inch square baking pan.Melt the butter or margarine over low heat. Pour into a large mixing bowl and stir in carob powder, sugar, salt, flour, and vanilla. Mix in egg whites and walnuts. Spread the dough evenly into the baking pan.Bake for 30 minutes. Let cool in the pan for 10-15 minutes before cutting.