Creamy Au Gratin Potatoes
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 salt 2 cups milk 1 ½ cups shredded Cheddar cheese Directions Step 1 Preheat oven to 400 degrees F (200 degrees C). Butter a medium casserole…