Folgers Instant Coffee Crystals Classic Roast, 8 OZ Jar, Case of Six Jars. Folgers Classic Roast Instant Coffee Crystals, Medium Roast, 8 oz - Classic, caffeinated coffee crystals bring you rich, flavorful instant coffee. Simply add hot water to enjoy the same Mountain Grown flavor morning after morning. Easy-open flip-top allows easy access to the 100 percent pure coffee. Kosher.