cooking with gas 

Efficiently performing a task after a long period of inefficient performance or possibly failed attempts at the entire task or certain steps in the process.

(After thirty minutes of working hard and getting almost nothing done but then suddenly finding a way to do it efficiently)
NOW we're cooking with gas!

cooking with gas by Colonel_Cheesemonkey January 2, 2007

cooking with gas 

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Before natural gas people cooked with wood, then gas became the new thing, being modern up to date as in now your cooking with gas!

Wow I finally figured out how to put in my speed demon game card! now I'm cooking with gas!

cooking with gas by arthurnor August 31, 2011

cooking with gas 

(variants: oil may replace gas)
working very efficiently(an elaboration of cooking)

Once I am donerading the book I have chosen to write about, I will be cooking with gas.

cooking with gas by Light Joker October 13, 2004

cooking with gas 

Substantially increasing the likelihood I or a member of my family will get asthma, to own the libs.

I love God, guns and cooking with gas.

cooking with gas by Jasper C. Debussy January 12, 2023

now you're cooking with gas 

Generally referring to someone going from average mental output to a better, more genius level of thought.

Person A: "I think I'm gonna stop doing all this complicated math by hand and start using a calculator."

Person B: "Now you're cooking with gas!"

now you're cooking with gas by Stormcastle October 15, 2010