350 oven. Pour batter into prepared pan. Bake for about 20-30 minutes or until done (mine was done at 25 minutes). When batter is done, the surface should look like cooked brownies. When you insert a toothpick, the brownie batter should not be liquid but also should not come out clean. What sticks to your toothpick should look like moist crumb rather than uncooked batter.
Let brownies cool fully before cutting (at least one hour),