$ \vec{p} = q\vec{l} = q (\hat{i} + \hat{j} +\hat{k})$

$ \text{Torue = } \vec{p}\times \vec{E} =  q (\hat{i} + \hat{j} +\hat{k})\times (2\hat{i} + 3 \hat{j} ) = q (-3 \hat{i} + 2\hat{j} +\hat{k}) N-m$