01 -
Turn your oven on and set it to 400°F (204°C).
02 -
Warm up the butter in a pan over medium heat, toss in the garlic, and stir for 30 seconds till you smell it.
03 -
Dust the butter and garlic with the flour and whisk everything together. Slowly add chicken broth while whisking until it turns into a thicker, paste-like consistency.
04 -
Keep stirring for another minute, then pour in the heavy cream and whisk until silky smooth. Add nutmeg, salt, and pepper, then cook for 2 minutes till the sauce thickens slightly. Take it off the heat.
05 -
Scoop a bit of the sauce to cover the bottom of a 9x13 dish. Add a layer of potatoes, drizzle some sauce over them, sprinkle bacon, and then a handful of cheese.
06 -
Repeat the layering process two more times using the rest of your potatoes, cheese, sauce, and bacon. Sprinkle some chives on top, but keep a little for later.
07 -
Use foil to cover the dish and bake for 45 minutes. Then take the foil off and bake for another 45 minutes until the potatoes are soft.
08 -
Sprinkle the leftover chives on top and serve while hot.