Catra nods attentively at Tenten's instruction. Yes, she's difficult and a jerk and inclined to just push back anytime that someone tries to tell her what to do--but food is good. And Tenten is being exceedingly kind in showing her how it works. So she finishes the rest of the mushrooms and pushes them off to one side. Next come the onions.

"How can a plant be brutal?" She asks as she starts to slice into the thing. A few moments later, she gets her answer as her eyes start to water.

"Agh--!" She recoils for a moment, then leans forward, desperately trying to chop the onion as fast as possible--as fast as safely possible, anyway. "Ahg. Ew!"