nailed it. swiss meringue is objectively the best buttercream.

Pastry chef and long-time profesh baker here.

i’m a pastry chef. it’s spiced melted ice cream, not mayo. 

hold a hose leg with your thumbs on the inside, squinch up the leg till the toes are visible and the whole leg is slinky-crunched into your hands, tips of your thumbs basically where your big and little toe will go. stick your toes directly into the end of the hose, then pull the tight leg up!