Cut the potatoes in half, then slice into 1cm thick pieces. Rinse in water and drain. Place in a microwave-safe container, cover loosely with plastic wrap, and microwave at 600W for about 5 minutes.

Thinly slice the garlic. Cut the block bacon into 1cm thick strips.

Heat butter, olive oil, and garlic in a frying pan over low heat until fragrant. Add the bacon and fry over medium heat until crispy. Add the potatoes and fry until golden and crispy.