1 1/2 c. sliced, cooked potatoes or 1 (9 oz.) pkg. frozen French fries
1 Tbsp. butter
1 c. sour cream
1 packet dry onion soup mix
1/4 c. light cream

Place potatoes in center of 14-inch square of heavy-duty foil. Spread with butter. Blend remaining ingredients and pour over potatoes. Close foil and fold into secure package. Grill over flame at medium setting 20 to 30 minutes. Turn occasionally.