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4.99 from 53 votes

Cheesy Scalloped Potatoes

If you don't want ooey gooey cheese covering every single nook and cranny of your scalloped potatoes then look away. These Cheesy Scalloped Potatoes are perfection!
Prep Time15 mins
Cook Time1 hr 30 mins
Total Time1 hr 45 mins
Course: Side Dish
Cuisine: American
Keyword: scalloped potatoes
Servings: 8
Calories: 346kcal
Author: Amanda Rettke

Ingredients

  • 4 russet potatoes, sliced into 1/4 inch slices
  • 1 onion, sliced into rings
  • salt and pepper to taste
  • 3 tablespoons butter
  • 3 tablespoons all-purpose flour
  • ½ teaspoon kosher salt
  • 2 cups whole milk
  • cups shredded Cheddar cheese
  • salt and pepper to taste

Instructions

  • Preheat oven to 400°F (200 degrees C).
  • Butter an 8x8 casserole dish.
  • Arrange the potatoes and onions in the prepared baking dish, staggering potato and then onion.
  • Season with salt and pepper to taste.
  • In a medium-size saucepan, melt butter over medium heat. Mix in the flour and salt, and stir constantly with a whisk for one minute. Stir in milk. Cook until mixture has thickened. 
  • Stir in cheese all at once, and continue stirring until melted and smooth, about 30 to 60 seconds. 
  • Pour cheese over the potatoes, and cover the dish with aluminum foil.
  • Bake 1 1/2 hours (90min.) in the preheated oven.
  • For a crisp topping, change the oven setting to broil for 5 minutes before removing the dish.

Nutrition

Serving: 8g | Calories: 346kcal