Hi there! I understand your Epicurious app on your iPhone (iOS 16.7.11) isn't opening. Let’s work through this together.

First, just to clarify:
- When you tap the app icon, does it try to open and then close immediately, or does nothing happen at all?
- Have you noticed any error messages or unusual behavior before this started?
- Have you tried restarting your phone or reinstalling the app already?

Once I have this info, I can guide you better. Meanwhile, here are some quick, simple steps that often help with app-launch issues on iOS:

1. Force Close and Reopen the App
- Swipe up from the bottom of the screen and pause (if your iPhone has Face ID) or double-click the Home button (if it has one).
- Find the Epicurious app preview and swipe it up to close it.
- Now reopen the app.

2. Restart Your iPhone
- Sometimes a quick restart clears glitches. Hold the side button and volume up button (or just the side/top button depending on your model) until you see “slide to power off.”
- Turn off the device, wait 30 seconds, then turn it back on.

3. Check for App Updates
- Open the App Store, tap your profile icon at the top right, scroll to see pending updates, and update Epicurious if an update is available.

4. Reinstall the App
- Press and hold the Epicurious app icon until a menu pops up. Choose “Remove App,” then confirm by “Delete App.”
- After deleting, restart your device and reinstall Epicurious from the App Store.

If these steps don’t help, let me know, and we can try more advanced troubleshooting like checking your iOS storage or potential account issues. Also, at times Epicurious servers might be temporarily down, so I can check if there’s an ongoing outage.

How does all that sound? Did you try any of these already? Let me know!