Possible Clues:

• When the potatoes are warm enough, get on with the greens, of course
• The way of course to make some approach to having the potatoes heated?
• It's played of course, to keep the potatoes warm
• Seems you don't have cold potatoes for such an approach, of course
• Of course, that's an approach to having the potatoes nice and warm
• An approach, of course, to getting the potatoes warmed up
• Short high golf stroke
• Short stroke
• Nine-iron stroke
• Easy field goal