how do you do this with the outline??????? please tell me I have been wanting to know for 6 months now!

,𝚊𝚘 𝚜𝚎𝚒 𝚎𝚗𝚐𝚛𝚎 𝚍𝚎𝚜𝚌𝚞𝚙𝚊