Best Instant Pot Scalloped Potatoes

Step 1
Combine potatoes, broth, and salt in a multi-functional pressure cooker (such as Instant Pot). Close and lock the lid. Select high pressure according to manufacturer's instructions; set the timer for 1 minute. Allow 10 to 15 minutes for pressure to build.

Step 2
Meanwhile, set an oven rack about 6 inches from the heat source and preheat the oven's broiler.

Step 3
Release pressure carefully using the quick-release method according to manufacturer's instructions, about 5 minutes. Unlock and remove the lid. Carefully transfer potatoes to a deep 8-inch square baking dish.

Step 4
Combine 1 1/2 cups Cheddar cheese, cream, garlic powder, pepper, and nutmeg in the pressure cooker with the remaining liquid; select Saut? function and cook until smooth and creamy, about 5 minutes.

Step 5
Pour sauce evenly over potatoes and sprinkle with remaining 1/2 cup Cheddar cheese.

Step 6
Broil in the preheated oven until cheese is golden, about 5 minutes.