Ingredients
3 cups onions, chopped3 cups celery, chopped3 cups carrots, peeled, diced1/4 cup olive oil1 Tbsp. Italian seasoning1/2 cup vegetable base1 gallon water2 quarts potatoes, diced, precooked2 tsp. salt1 tsp. black pepper1 cup cornstarch12 oz. evaporated milk