Send email using apex

				
					List<Messaging.Email> emailList  = new List<Messaging.Email>();
        Messaging.SingleEmailMessage emailTemplate = new Messaging.SingleEmailMessage();
            List<Contact> lstNewContact = [Select Name, Email From Contact where Id =: Trigger.new ];
            for(Contact contact : lstNewContact) { 
                emailTemplate.setToAddresses(new String[] {contact.Email});
                emailTemplate.setSubject('New contact record created');
                emailTemplate.setHtmlBody('Hello team, new contact is added Name:  '+ contact.Name);
                emailList.add(emailTemplate);
                Messaging.sendEmail(emailList );
            }
        }