Rachael Ray's brownie recipe is appropriate for all skill levels and is quick and easy to prepare. Hershey's Kitchens also has a good brownie recipe.
To make Rachael Ray's brownie recipe, mix 2 cups of sugar with 1 1/2 sticks of melted unsalted butter and 1/2 teaspoon of salt,, and whisk in 3 eggs one at a time. Add 1 cup of unsweetened cocoa powder and 1 cup of flour, stir until blended and transfer to a greased 9-by-9-inch baking pan. Bake in a preheated 350 degree Fahrenheit oven for 25 to 30 minutes, remove from the oven, and allow to cool before serving.
To make Hershey's brownie recipe, mix 1 cup of melted butter or margarine with 2 cups of sugar and 2 teaspoons of vanilla extract. Add 4 eggs one by one, stirring well after each one is added. Blend in 3/4 cup of Hershey's cocoa. Add 1 cup of all-purpose flour, 1/2 teaspoon of baking powder, 1/4 teaspoon of salt, and beat until well-blended. Stir in 1 cup of chopped nuts, and pour the batter into a greased 13-by-9-by-2-inch baking pan. Bake in a preheated 350 degree Fahrenheit oven for 30 to 35 minutes or until the mixture begins to pull away from the sides of the pan. Allow the brownies to cool completely on a wire rack or in the pan.