I would say it's closer to a really thick brownie batter. (ourpaleolife.com)
Lightly grease a 9» x 13» pan (for thin brownies); or an 8» square or 9» square pan (for thicker brownies). (kingarthurflour.com)
Lightly coat an 8 - or 9 - inch square baking dish with coconut oil spray and set aside (the smaller dish will yield slightly thicker brownies). (epicurious.com)