This is not my favorite brownie recipe, but it is by far the easiest to make. Dump all the ingredients in one bowl, mix, pour in a pan, sprinkle with nuts or chocolate chips, and bake. That’s it. You don’t even have to wait for butter to soften, since they take oil.
Speedy Brownies

2 cups sugar
1 cup white, unbleached flour
¾ cup whole wheat flour
½ cup baking cocoa
½ teaspoons salt
5 eggs

1 cup vegetable oil
1 teaspoon vanilla extract
walnuts and/or chocolate chips
Combine first seven in gradients in a large bowl and beat until smooth. Pour into a greased 13-in. x 9-in. x 2-in baking pan. Sprinkle with chocolate chips and/or walnuts. Bake at 350°F for 25-30 minutes or until toothpick inserted near center comes out clean.