[header] How to bake marble brownies [title] Preheat the oven to 325 degrees. [step] 325 is the ideal temperature because it allows the brownies to cook perfectly in the inside. They will come out moist and delicious. 
[title] Mist an 8 by 8 inch pan with non-stick cooking spray. [step] The cooking spray allows the brownies not to stick to the pan and ruin them.