Finally, a basic brownie recipe with a delicious chocolate frosting.
Preheat oven to 350 degrees.
Line a 9x13 pan with parchment paper, and grease the paper with butter.
Melt butter in a large saucepan over low heat, then stir in cocoa.
Remove from heat.
Mix in sugar and vanilla then mix in eggs one at a time.
Stir in remaining ingredients then stir in nuts.
Bake for 30 minutes.
Cool completely, flip pan and peel away parchment paper.
Melt butter in a small saucepan.
Add cocoa and remove pan from heat.
Stir in remaining ingredients until smooth.
Spread over brownies.