How to Join Stems of Bass and Treble Notes Piano

Trying to join stems between bass notes and treble notes on grand staff in Dorico 3.

Here is what I am looking to do:
Screen Shot 2019-12-29 at 11.22.36 PM.png
Here is what I have currently:
Screen Shot 2019-12-29 at 11.22.36 PM.png
How is this done in Dorico? Thank you.
Screen Shot 2019-12-29 at 11.14.51 PM.png

Welcome to the forum.
Start by inputting the whole chord on one stave, then select the noteheads you want to cross-staff and hit M to move them down a staff or N to move them up a staff.

pianoleo SO EASY! Thank You!