Scalloped Potatoes - cooking recipe

Ingredients

3 Tbsp. butter
2 Tbsp. flour
1 tsp. salt
1/4 tsp. pepper
2 c. milk
3 1/2 to 4 c. thinly sliced white potatoes (about 3 to 4 medium)
2 Tbsp. minced onion

Preparation

Place butter in 1-quart measuring cup.
Microwave at High 1/2 minute or until melted.
Blend in flour and seasoning.
Gradually stir in milk.
Microwave at High 8 to 10 minutes, stirring after 4 minutes.