The best way to learn proper English is to read news report, and watch news on TV. Watching TV shows is a great way to learn casual English, slang words, understand culture reference and humor. If you have already watched these shows then you may recall the words used in the following dialogs.

...barbecue BACON cheeseburger, barbecue
sauce, BACON and cheese on the side.
The Big Bang Theory Season 2, Episode 7

You ever notice when he thinks
real hard, it smells like BACON?
The Big Bang Theory Season 4, Episode 18

...barbecue BACON cheeseburger, barbecue
sauce, BACON and cheese on the side.
The Big Bang Theory Season 2, Episode 7

I'm gonna slice me off a side of BACON.
Game of Thrones Season 1, Episode 4

Wait. Excuse me. You forgot
my barbecue BACON cheeseburger...
The Big Bang Theory Season 2, Episode 7