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Export 7 ingredients for grocery delivery
Step 1
Preheat an oven to 350 degrees.
Step 2
Grease one 9x13 inch baking pan with butter.
Step 3
Spread potatoes evenly in the pan.
Step 4
Whisk together heavy cream, milk, garlic, flour, salt, and pepper in a large bowl.
Step 5
Pour cream mixture over the potatoes.
Step 6
Cover with foil.
Step 7
Bake in the preheated oven for 20 minutes, then remove the foil.
Step 8
Continue baking until the potatoes are easily pierced with a fork, about 40 minutes.
Step 9
Remove potatoes from the oven and sprinkle Cheddar cheese on top. Return to oven and bake until the cheese is melted, 5 to 10 minutes. Allow to cool for 5 minutes before serving.