1/2 c. vegetable oil or butter
1 c. sugar
1 tsp. vanilla
2 eggs
1/2 c. flour
1/3 c. Hershey's cocoa
1/4 tsp. baking powder
1/4 tsp. salt
1/2 c. chopped nuts (optional)
1/2 c. chocolate chips (optional)

Blend oil, sugar and vanilla in mixing bowl. Add eggs; beat well with spoon. Combine flour, cocoa, baking powder and salt in separate bowl. Gradually add to egg mixture until well blended. Stir in nuts. Spread in greased 9 inch square pan. Bake at 350 degrees for 20 to 25 minutes or until brownie begins to pull away from edges of pan. Sprinkle chocolate chips on top. Cool in pan.