5 to 6 sm. potatoes or 2 to 3 lg. ones
1 pkg. Good Seasons Italian salad dressing mix
Vegetable oil
White vinegar
butter

Peel and slice potatoes in rounds. Prepare salad dressing according to package directions. Grease inside of microwaveable casserole dish with butter. Layer 1/2 of the potatoes in dish and pour 1/2 of the salad dressing over them.

Layer the remaining potato slices in dish and pour the remainder of the salad dressing over them. Microwave on high for 15 minutes (covered with paper towel). Turn dish 1/4 turn and microwave for 15 minutes more or until fork goes through potatoes easily.

VARIATION: Add your favorite sliced or grated cheese after first layer and again on top.