Best Scalloped Potatoes 😍😍

In my humble opinion, they are simply the best 🌸🌺🏵️🍀😍

Ingredients :

• 4 cups thinly sliced potatoes
• 3 tablespoons butter
• 3 tablespoons flour
• 1 1⁄2 cups milk
• 1 teaspoon salt
• 1 dash cayenne pepper
• 1 cup grated sharp cheddar cheese
• 1⁄2 cup grated cheese, to sprinkle on top
• 1/2 cup sliced green onion

Must express something to keep getting my recipes…. Thank you.