Golden Potato Surprise - cooking recipe

Ingredients

4 to 5 medium potatoes
2 red onions, chopped
2 Tbsp. butter or margarine
2 Tbsp. flour
1/2 tsp. salt
1/2 tsp. black pepper
1 c. half and half
1 Tbsp. Dijon-style mustard
1/2 c. mayonnaise
4 slices bacon, cooked and crumbled
fresh thyme leaves or 1 tsp. dried thyme leaves

Preparation

Cover potatoes with boiling salted water in a saucepan.
Bring to a boil.
Cover and simmer for about 15 minutes, until fork-tender.
Drain.
Set aside.