For its Prime members only, Amazon offers the Nescafe Clasico Instant Coffee 7-oz. Jar 2-Pack for $11.66. Check out via Subscribe & Save to drop that to $8.74 with free shipping. That's $3 under what you'd pay in local stores. Each jar makes up to 100 cups of dark roast coffee.
Also available is the Nescafe Taster's Choice House Blend Instant Coffee 14-oz. Jar 2-Pack for $16.72. Clip the 20% off coupon on the product page and check out via Subscribe & Save for a final price of $12.54 with free shipping. That's $4 less than you'd pay in local stores. Each jar makes up to 105 cups of light-medium roast coffee.
Be sure to cancel your subscription once your order ships to avoid being billed for further shipments.