Caesar Scalloped Potatoes - cooking recipe

Ingredients

2 medium onions, chopped
3 cloves garlic, minced
3 tablespoons butter
2 tablespoons all-purpose flour
2 cups milk
2/3 cup grated parmesan cheese
1 teaspoon Dijon mustard
1/2 teaspoon salt
1/2 teaspoon pepper
4 cups sliced peeled potatoes

Preparation

Saute onions and garlic in butter just till tender approx.
5 minutes.
Add flour,cook and stir 3 minutes.
Add milk, cook stirring constantly, until slightly thickened.
Remove from heat, add cheese,mustard,salt and pepper;stir until cheese melts.
Combine sauce with potatoes in lightly buttered 8 cup casserole.
Bake in 350 degree pven 1 1/4 hours or until potatoes are tender.