Get her favorite take out and put it on a nice fancy plate. Light candles and CLEAN THE HOUSE so it's spotless when she gets home. Then put the effort you would have put into cooking into doing the dishes and helping her unpack and do her laundry.
At least thats what I would tell my hubby!
__________________
“All his life he tried to be a good person. Many times, however, he failed.
For after all, he was only human. He wasn't a dog.”
― Charles M. Schultz
Warning: The above post may be dripping in sarcasm and full of smartassedness.