An embed loop for embedding all of the @font-face font that you want

@font-face embed loop

@each $font-face in font-1, font-2 {
    @font-face {
          font-family: $font-face; font-style: normal; font-weight: normal;
          src: url('#{$font-face}.eot');
          src: url('#{$font-face}.eot?') format('eot'),
               url('#{$font-face}.woff') format('woff'),
               url('#{$font-face}.ttf')  format('truetype');
    }
}