Substitution Solutions Search Results Browse the Dictionary Click on any of the letters below to browse all terms beginning with that letter. A|B|C|D|E|F|G|H|I|J|K|L|M|N|O|P|Q|R|S|T|U|V|W|X|Y|Z Shortening - 1 cup 1 cup butter or margarine. DO NOT substitue vegetable oil for shortening when the recipe calls for melting the shortening. Sour cream - 1 cup 1 cup plain yogurt; OR 1 Tablespoon lemon juice plus enough evaporated whole milk to equal 1 cup Sugar, confectioners - 1 cup 1/2 cup plus 1 Tablespoon granulated sugar Sugar, granulated - 1 cup 1 3/4 cup confectioners sugar; OR 1 cup firmly packed brown sugar, but the flavor of the dish will be affected somewhat Sugar, light brown - 1 cup 1/2 cup firmly packed dark brown sugar and 1/2 cup granulated sugar, with slight flavor difference Sweet Potatoes 1 (18 ounce) can vacuum-packed sweet potatoes for 1 (23 ounce) can sweet potatoes, drained.