After a few cooks with your new cast iron skillet, you will have started to get a feel for your pan: how long it takes to heat up, how it feels moving from stovetop to oven, and how the smooth cooking surface reacts as you move food around the pan. Your first lessons are complete: it’s time to break out the bacon.
There are a few schools of thought when it comes to cooking bacon. Leaving aside the folks who prefer using the oven, you have two choices: start with a cold pan, or pre-heat at low-medium, and add extra fat before you start cooking.