Preheat the oven to 350 degrees F (175 degrees C). Grease and flour a 9x13 inch baking pan.
In a medium bowl, cream together the butter and sugar until light and fluffy. Beat in the eggs one at a time, then stir in the vanilla. Combine the flour, cocoa, baking powder, and salt; stir into the creamed mixture.
Stir in the rum and raisins. Spread evenly into the prepared pan.
Bake for 25 to 30 minutes in the preheated oven. Do not overbake.
Interesting Facts
Rum-raisin brownies are believed to have originated in the United States, but have become popular all over the world.
The combination of rum and raisins gives the brownies a unique flavor and texture that is unlike any other type of brownie.
Rum-raisin brownies are a great way to add a little bit of sophistication to any dessert tray.