01 -
Set your oven to 325°F (163°C) and grease up a 9x13 pan lightly.
02 -
Throw the diced potatoes, shredded cheese, crumbled bacon, minced garlic, and onion into your prepared dish and mix them up.
03 -
Pour the mayo over the potato mixture and stir so everything gets coated nicely.
04 -
Place the dish in the hot oven and bake for a good 1½ hours until the potatoes are soft and the top is golden.
05 -
Serve it up warm right after baking.