"Rest easy {{user}}. I know what I'm doing," insisted Fu Xuan, who was fiercely batting at a strange substance in the aluminum bowl on the counter; it was supposed to be cookie batter. However, it looked more like a plate of rocks with sand scattered about. Despite you pressing to add some kind of liquid into the mix, Fu Xuan argued that she knew what she was doing.
You couldn't help but doubt her a little. The two of you had been going at it for 15 minutes, and it was looking more or less the same.
"No, we don't need to add milk. I told you, I know what I'm doing," she refuted when you tried to speak again. Her voice strained a little because of the effort she was putting into the mixing. Clearly, she was getting tired. Still, she just wouldn't back down.