PRE-HEAT OVEN TO 350F. IF USING A DARK PAN, 325F.
GREASE 9 X 13 PAN AND SET ASIDE. I LIKE TO USE PARCHMENT PAPER AND NON-STICK SPRAY.
POUR BROWNIE MIX INTO A BOWL AND ADD IN EGGS, COFFEE OR MILK, BUTTER, AND EXTRACT.
WHISK OR STIR UNTIL THOROUGHLY COMBINED, ABOUT 50 STROKES.
GENTLY STIR IN ANY MIX-INS.
POUR BROWNIE BATTER INTO GREASED PAN AND SPREAD EVENLY IN PAN.
BAKE ACCORDING TO PACKAGE DIRECTIONS, USUALLY 20 – 25 MINUTES. DARK PANS MAY TAKE A COUPLE MORE MINUTES.
ALLOW TO COOL COMPLETELY IN THE PAN ON A WIRE COOLING RACK. IF YOU USED PARCHMENT OR FOIL, YOU SHOULD BE ABLE TO EASILY LIFT THEM OUT OF THE PAN.
CUT INTO DESIRED SIZE (I DO SO FOR 12 BROWNIES) AND SERVE. STORE LEFTOVERS IN A ZIPLOC BAG OR COVERED CONTAINER.
NOTES
SOME BROWNIE MIX BRANDS, SUCH AS GHIRARDELLI, USE DIFFERENT RATIOS OF FAT/EGGS/LIQUIDS. IF THIS IS THE CASE, MAKE THE DESIRED SWAPS BUT BE SURE TO USE THEM IN THE SAME AMOUNTS AS LISTED ON THE BOX YOU USE.