Do an exterior moon kick then go for a rotation,as much as you can,land with a down kick with your second leg.Finish the movement sit down legs crossed.
Yugo, that's generally not the capoeira finish to this move. Generally, the move is just up, push both legs out, back down. In Angola they'll go from crouch to kick back to crouch, but never cross the legs. Generally, crossing the legs isn't too beneficial in capoeira.