Structuring a Make-or-Buy Problem Fresh Foods, a large restaurant chain, needs to determine if it would be cheaper to produce 5,000 units of its main food ingredient for use in its restaurants or to purchase them from an outside supplier for $12 each. Cost information on internal production includes the following: Line Item Description Total Cost Unit Cost Direct materials $25,000 $5.00 Direct labor 15,000 3.00 Variable manufacturing overhead 7,500 1.50 Variable marketing overhead 9,000 1.80 Fixed plant overhead 30,000 6.00 Total $86,500 $17.30 Fixed overhead will continue whether the ingredient is produced