Special Dark Chocolate Brownies

Why I Love This Recipe
This was originally my grandma's brownie recipe but after a disastrous attempt at a different brownie recipe, we turned this recipe into special dark brownies with special dark frosting.
Ingredients You'll Need
Brownies
1 1/2 cups flour
2 cups sugar
1 cup hershey's special dark cocoa
1 tsp baking powder
1 1/2 tsp salt
1 3/4 cup oil (olive oil is healthiest and preferred)
4 eggs
2 tsp vanilla
1/4 cups Karo syrup (put in oil then add to mix)
Nuts or chocolate chips -optional
Frosting
1 stick butter/margarine
2/3 cup Hershey's special dark cocoa
3 cups powdered sugar
1/3 cups of milk
1 tsp vanilla ext
Directions
brownies:
mix and bake at 350 F for about 40 minutes in 13x9 pan
frosting:
melt butter
stir in cocoa
alternately add powdered sugar and milk, while beating
add small amount additional milk if needed.
add vanilla
about 2 cups frosting