Pemberton recipe. 1 oz (28 g) caffeine citrate. 3 oz (85 g) citric acid. 1 US fl oz (30 ml) vanilla extract. 1 US qt (946 ml) lime juice. 2.5 oz (71 g) "flavoring" (i.e., "Merchandise 7X") 30 lb (14 kg) sugar. 4 US fl oz (118.3 ml) fluid extract of coca leaves (flavor essence of the coca leaf) 2.5