Spicy Au Gratin Potatoes - cooking recipe

Ingredients

4 russet potatoes, sliced
1 onion, diced & sauteed
salt and pepper
3 tablespoons butter
3 tablespoons flour
1/2 teaspoon salt
2 cups milk
1 1/2 cups monterey jack pepper cheese, shredded

Preparation

Preheat oven to 400 degrees. Grease 1 qt casserole dish.
Sweat onions in a little butter in a saute pan until transparent.
Layer potatoes and onions in the casserole.
In a saucepan, melt butter over low heat. Mix in the flour and salt, stir constantly with a whisk for 1 minute. Stir in milk slowly and cook until mixture thickens. Stir in cheese and stir until melted. Pour cheese over the potatoes. Cover dish with aluminum foil.
Bake 1 1/2 hours in preheated oven.