smam/template.example.pug

html
	body
		p.subj
			span(style="font-weight:bold") Subject: 
			span= subject
		p.from
			span(style="font-weight:bold") Sent from: 
			span= replyTo
		each field in custom
			p.custom
				span(style="font-weight:bold")= field.label + ': '
				span= field.value
		p.message
			span(style="font-weight:bold") Message: 
		
		p= html