Metallic taste in breast milk

Audree • Happily married 💍- one toddler 👧🏻🎀 one angel 👼🏻 🤰🏻

I thawed out my frozen milk and my husband warmed it up and baby refused to drink it. I tried it and it was metallic tasting like blood taste sorta. Anyone else? What should I do? It’s the first time. I’m the past baby took it just fine... 😩