Potatoes Au Gratin

Ingredients

• 1 tablespoons butter
• 1 tablespoons all-purpose flour
• 1/2 teaspoons salt
• 1/12 teaspoon pepper
• 2/3 cups 2% milk
• 1/3 cup shredded cheddar cheese
• 1 large potato
• 1/6 cup chopped onion

Directions

1. Preheat oven to 350°. In a large saucepan, melt butter over low heat. Stir in flour, salt and pepper until smooth. Gradually add milk. Bring to a boil; cook and stir 2 minutes or until thickened. Remove from heat; stir in cheese until melted. Add potatoes and onion.
2. Transfer to a greased 2-qt. baking dish. Cover and bake 1 hour. Uncover; bake 30-40 minutes or until the potatoes are tender.

Based on: https://www.tasteofhome.com/recipes/simple-au-gratin-potatoes/print