Step 1 Place potato in a large microwave-safe bowl. Add 1 tablespoon water. Cover loosely with plastic wrap. Microwave on HIGH (100%) for 3 minutes or until just tender. Drain.

Step 2 Heat 2 tablespoons oil in a large frying pan over high heat. Add potato. Cook, tossing occasionally, for 3 minutes or until starting to brown. Add sage. Cook, tossing occasionally, for 3 minutes or until sage is crisp and potato is golden and cooked through. Transfer to a heatproof bowl. Cover to keep warm.

Step 3 Add remaining oil to pan. Cook pork for 30 seconds each side or until browned and cooked through. Transfer to a plate. Cover to keep warm.