Start by browning the bacon. Remove from the pan and reserve the grease.
1
Melt the butter. Cook the potatoes and onions, followed by the garlic and the cayenne pepper. Remove the potatoes, onions, and garlic, reserving any fat in the pan.
2
Make the roux next. Add the potatoes, onions, and garlic back, then simmer.
3
Whisk in the shredded cheeses. Remove from the heat and stir in the bacon, sour cream, chives, and seasonings.
4