The World’s BEST Au Gratin Potatoes – Nicole Monturo


  • nicole monturo potatoesMurray’s brand Old Aged English Cheddar (in the cheese section at Kroger) (white in color)
  • Gruyere Cheese -1 block- Boar’s Head – (in Cheese section at Kroger) (white in color)
  • Margarine OR Butter (6 to 8 T)
  • 4 to 6 Large Russet Potatoes – peeled and thinly sliced
  • ½ cup (or more) of chopped sweet onion
  • 2 to 3 T of Flour
  • Dash of Salt & Pepper to liking
  • ½ cup 1% milk
  • 1.5 Cups of Whipping Cream


  1. In a 9×11 baking pan – (ceramic or glass is best) – grease dish and set aside.
  2. Prep work:
    • Peel and slice the potatoes and keep in a bowl of water to prevent browning from air exposure until you are ready to use the slices.
    • Chop/dice sweet onion, grate Gruyere and Aged Cheddar
    • Measure out all your remaining ingredients to be ready as it will make your cooking time with the cream sauce go easier and quicker – Preheat the Oven to 350 degrees.
  3. In a small saucepan, melt 3T of butter until bubbling then add 1 T of Flour. Salt and Pepper to liking and stir constantly for 1 minute reducing heat to Medium high.
  4. Add ¼ cup of 1% milk, ¾ Cup of Whipping cream – stirring the whole time at medium to high heat. Drop in the diced onions and a pinch of Gruyere and a pinch of Aged Cheddar Cheese – all the while continuously stirring the pot.
  5. Layer the baking dish with potatoes slices – overlapping the slices as you cover the dish bottom.
  6. Pour your first cream sauce pan over the layered potatoes and then cover that with Gruyere cheese and Aged Cheddar.
  7. Place another layer of potatoes slices on top of the first layer
  8. Repeat Steps 6 and 7 and pour cream sauce over slices – then cover with more Gruyere and Aged Cheddar


  1. Cover baking dish with Aluminum foil tightly and place in oven for 35 minutes.
  2. Remove from Oven – then remove Aluminum foil and place back in oven for 10 minutes
  3. Finally switch Oven from bake to Broil and brown up the top of the dish
  4. Remove and serve