INGREDIENTS
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4 baking potatoes (about 2 1/2 pounds) 2/3 cup all-purpose flour 6 cups 1% milk 6-8 ounces shredded colby jack cheese, divided 2 teaspoon salt 1/2 teaspoon freshly ground black pepper 1 cup light sour cream 3/4 cup chopped green onions, divided 1 pound ba