Potato Leek Soup
["1/2 c. coarsely chopped onions (about 1/2 lb.)", "4 c. sliced leek (white part only, about 2/3 lb.)", "2 medium potatoes, peeled and diced", "3 Tbsp. butter, margarine or oil", "4 c. chicken stock (about 2 cans clear chicken broth)", "salt", "freshly ground white pepper or regular white pepper", "1 c. half and half"]
["Saute onions, leek and potatoes in butter over medium heat for 8 to 10 minutes.", "Add stock and bring to a boil.", "Simmer 20 minutes.", "Puree potato-leek mixture in blender.", "Adjust seasoning with salt and pepper.", "Add half and half.", "Return to heat and heat through.", "Makes 6 servings."]
["onions", "only", "potatoes", "butter", "chicken stock", "salt", "freshly ground white pepper"]