Au Gratin Potatoes - cooking recipe

Ingredients

6 medium potatoes (about 2 lb.)
1/4 c. butter
1 medium onion (about 1/2 c., chopped)
1 Tbsp. all-purpose flour
1 tsp. salt
1/4 tsp. pepper
2 c. milk
2 c. shredded Cheddar cheese (8 oz.)
1/4 c. dry bread crumbs (Progresso)
paprika

Preparation

Heat oven to 375\u00b0.
Wash potatoes well.
Depending on your preference, peel or leave skin on.
Thinly slice about 4 cups.
I use my grater (it goes fast).
Heat butter in saucepan over medium heat.
Cook onion in butter, about 2 minutes, stirring occasionally.
Stir in flour, salt and pepper.
Cook, stirring constantly, until bubbly; remove from heat.
Stir in milk and 1 1/2 cups of cheese.
Heat to boiling, stirring constantly.
Boil and stir 1 minute.
Spread potatoes in ungreased 1 1/2-quart casserole dish.
Pour cheese sauce over potatoes.
Bake uncovered 1 hour.
Mix remaining cheese and the bread crumbs.
Sprinkle over potatoes; sprinkle with paprika.
Bake 15 to 20 minutes or until top is brown and bubbly.