Techniques › Baking and pastry
Piping with a pastry bag
Beginner Baking and pastry
Piping with a pastry bag is squeezing frosting, dough or batter through a bag and tip to make neat shapes, borders, swirls and even portions.
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How do you do it?
- Set the bag in a tall glass with the top folded over the rim, and fill it no more than halfway.
- Twist the top closed and squeeze from the top with your dominant hand; use the other hand only to guide the tip.
- Hold the tip straight up for dots and rosettes, or at a 45-degree angle for lines and borders.
- Stop squeezing before you lift the tip away, so the shape ends cleanly.
Why does it work?
Steady pressure from the twisted top pushes a constant amount out, so shapes come out even. Squeezing from the middle sends filling up and out the back. Your hand also warms the bag; buttercream softens as its butter warms, and lines turn droopy and smeared. A half-full bag means less time in your hand and better control.
What are the common mistakes?
- Overfilling the bag — it bursts out the top and is hard to control.
- Squeezing near the tip — uneven pressure and warm, melting frosting.
- Lifting while still squeezing — trailing tails on every shape.
Still stuck? Watch someone do it on YouTube.
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