Amazon has the 6-Pack Mr & Mrs T Whiskey Sour Mix (1L bottles) on sale for $20 - 5% off with Subscribe & Save (can cancel anytime) - 15% off coupon (check "Save an extra" box, eligible on first S&S order for this product) = $16 with free shipping on $25+ or with Prime. Roughly $2.66 per bottle, usually $4 - $5 a bottle retail.