Completely cool brownies on rack, at least three hours. 14. Cut into squares and serve. If not serving immediately, do not cut brownies. Whole brownie cake can be wrapped in plastic wrap then foil, ...

Christopher Testani for The New York Times. Food Stylist: Simon Andrews. For easy cutting, let the brownies cool completely and use a hot, dry knife, wiping off the crumbs in between cuts.

Do not try to peel the greaseproof paper from the brownies until they have completely cooled. To serve, cut the brownies into 20-24 small squares. The brownies should be sticky and fudgy inside ...