Chop the onion and peppers into small pieces. Put in saucepan with butter and worchestire sauce. Cook until onions are translucent and soft.
Cook the bacon. After bacon is crispy, chop it into small pieces.
Place onions, peppers, bacon and shredded cheese in a bowl and mix together.
Make four equal-sized patties out of the hamburger meat.
Grab one patty and place a handful of mixture in the middle. Grab another patty and put it on top. Press on the edges on the meat to make one big patty.
Cook to desired temperature. Eat and enjoy.