That was less than ideal and Senku stared at that poor potato a moment. They'd been normal sized a moment ago? Yes, definitely, they had been. He sighed softly.

"That's a good skill to have though, it's a skill I lack." He said in an encouraging tone.

Senku dropped his own potato into the bin meant for peeled ones and picked up another. "Here, look, you just need to take the skin off? Keep it very close to your thumb, it will help with your control and move slowly..." He leaned closer to show him the technique.