Fit the piping tip into the frosting bag
Trim the bag tip if needed
Fold the top of the bag over your hand
Fill the bag with frosting
Unfold the top and twist it closed
Hold the bag with your dominant hand
Use your other hand to guide the tip
Apply steady pressure to the bag
Move the tip as needed to pipe the design
Stop squeezing before lifting the tip away
Refill the bag when it gets low
Clean the bag and tip after use