Ham, Potato, Cheese Casserole - cooking recipe

Ingredients

3 Tbsp. butter
1 c. chopped onion
3 Tbsp. flour
1 tsp. salt
pepper
1 1/2 c. milk
4 medium potatoes, sliced thin
2 to 3 c. cooked, chopped ham
1 c. grated Cheddar cheese

Preparation

Melt butter in saucepan.
Add onion.
Cook 5 minutes.
Stir in flour.
Add milk and cook until thick.
Beginning with potatoes, layer in casserole.
Top with cheese.
Cover; cook 45 minutes at 350\u00b0.
Remove cover and cook 15 to 20 minutes longer.