Pauline'S Brownies - cooking recipe

Ingredients

10 tablespoons cocoa powder
1 cup butter (can substitute margarine but I don't)
2 cups sugar
4 large eggs, Beaten
1 1/2 cups all-purpose flour
1/8 teaspoon salt (I use Sea Salt)
1 teaspoon vanilla extract (optional)
1/2 cup nuts (optional)

Preparation

Melt butter in a medium saucepan on low heat. Mix in the cocoa powder and then add sugar. Once it mixed well, add eggs, flour, salt, vanilla (optional), and nuts (optional). Pour into a 9\" square greased baking pan.
Bake at 350 degrees F for about 25-30 minutes. Let cool, cut and enjoy!