If you remove it all, the brownies will be flat and leathery. Pros. I am out of sugar, and I only have brown sugar. A tablespoon of raw sugar has 33 calories, while a tablespoon of white sugar has 45 calories. Get your answers by asking now. How do you think about the answers? You should be ok, white sugar helps make a firmer product because there is less moisture in it compared to brown sugar. I also have some great Easy Keto Low Carb desserts that you can see here! There's one caveat here, though. I do this regularly when I'm making cake-like brownies.