How Can I Make My Homemade Chili Taste Deeper and More Balanced?

I love making homemade chili, but mine sometimes tastes flat—like the flavors don’t fully come together. What are the best steps to add depth and balance (for example: seasoning timing, simmer time, acidity, or spice adjustments)? If you have a go-to method, tell me what you do and why. I’d especially like advice for adjusting after tasting—without ruining the texture or making it too salty or too hot.

Build flavor in layers

Add acidity late

Use the right simmer time

Fix too-salty chili