My classic choux pastry troubleshooting post is one of the most popular posts on my blog, and I’ve had many readers ask me for a follow up post dedicated to classic eclairs. It’s been a long time coming, but here it is! However, I do encourage you to read my choux pastry troubleshooting recipe post first for a detailed and comprehensive guide on how to make perfect choux pastry and how to fix any shortcomings with the dough. It’ll help you troubleshoot common issues that you may encounter when making eclairs or any choux pastry dessert.