No Fail Brownies - cooking recipe

Ingredients

1 1/2 cups all-purpose flour
2 cups sugar
2/3 cup cocoa powder
1 teaspoon salt
1 teaspoon baking powder
2/3 cup vegetable oil
4 eggs
1 teaspoon vanilla
1 cup chopped walnuts (optional)

Preparation

Preheat oven to 350 degrees.
In large mixing bowl combine all ingredients except nuts.
Stir fifty strokes with a wooden spoon.
Stir in walnuts and pour into greased 9x13 inch pan.
Bake at 350 degrees for 20 to 25 minutes or until toothpick comes out with moist crumbs on it.
Do not overbake.