diff --git a/email_api/email_api/app.py b/email_api/email_api/app.py
index 49cca7e..b38e121 100644
--- a/email_api/email_api/app.py
+++ b/email_api/email_api/app.py
@@ -8,6 +8,7 @@ import os
 from dotenv import load_dotenv
 from email.parser import BytesParser
 from email.policy import default
+from email.utils import getaddresses
 
 # Python-Version prüfen
 if sys.version_info < (3, 12):
@@ -55,19 +56,51 @@ def process_email(domain):
 
         # E-Mail-Header parsen
         email_msg = BytesParser(policy=default).parsebytes(email_content)
-        from_addr = email_msg['From'] or 'lambda@andreasknuth.de'  # Fallback
-        to_addr = email_msg['To']
-        if not to_addr:
-            raise ValueError("Kein Empfänger (To) in der E-Mail gefunden")
+        
+        # From-Adresse extrahieren (konsistent mit Lambda)
+        from_headers = email_msg.get_all('from', [])
+        if from_headers:
+            from_addr = getaddresses(from_headers)[0][1]
+        else:
+            from_addr = 'lambda@andreasknuth.de'  # Fallback
+        
+        # Empfänger aus allen relevanten Headern extrahieren (konsistent mit Lambda)
+        to_addrs = [addr for _name, addr in getaddresses(email_msg.get_all('to', []))]
+        cc_addrs = [addr for _name, addr in getaddresses(email_msg.get_all('cc', []))]
+        bcc_addrs = [addr for _name, addr in getaddresses(email_msg.get_all('bcc', []))]
+        recipients = to_addrs + cc_addrs + bcc_addrs
+        
+        # Debug-Ausgabe für Empfänger
+        logger.info(f"[{request_id}] To-Adressen: {to_addrs}")
+        logger.info(f"[{request_id}] CC-Adressen: {cc_addrs}")
+        logger.info(f"[{request_id}] BCC-Adressen: {bcc_addrs}")
+        logger.info(f"[{request_id}] Alle Empfänger: {recipients}")
+        
+        if not recipients:
+            # Zusätzliche Debug-Info
+            logger.error(f"[{request_id}] Verfügbare Header: {list(email_msg.keys())}")
+            logger.error(f"[{request_id}] To-Header roh: {email_msg.get('To')}")
+            logger.error(f"[{request_id}] CC-Header roh: {email_msg.get('Cc')}")
+            raise ValueError("Keine Empfänger (To/CC/BCC) in der E-Mail gefunden")
 
-        logger.info(f"[{request_id}] From: {from_addr}, To: {to_addr}")
+        logger.info(f"[{request_id}] From: {from_addr}, Recipients: {recipients}")
 
-        # An Postfix weiterleiten
+        # An Postfix weiterleiten - für jeden Empfänger einzeln
         with smtplib.SMTP(SMTP_HOST, SMTP_PORT) as smtp:
-            smtp.sendmail(from_addr, to_addr, email_content)
-        logger.info(f"[{request_id}] Email forwarded to Postfix for {domain}")
+            smtp.mail(from_addr)
+            for recipient in recipients:
+                smtp.rcpt(recipient)
+            smtp.data(email_content)
+            
+        logger.info(f"[{request_id}] Email forwarded to Postfix for {domain} - {len(recipients)} recipients")
 
-        return jsonify({'message': 'Email processed', 'request_id': request_id}), 200
+        return jsonify({
+            'message': 'Email processed', 
+            'request_id': request_id,
+            'recipients_count': len(recipients),
+            'recipients': recipients
+        }), 200
+        
     except Exception as e:
         logger.error(f"[{request_id}] Error processing email: {str(e)}")
         return jsonify({'error': str(e), 'request_id': request_id}), 500