Savory Salt Production by Enzymatic Hydrolysis from Low Economic Value of Freshwater Fishes and Saltwater Fishes

Abstract

Small and Medium Enterprises (SMEs) in East Java—Indonesia, has been proven to make a major contribution to the Gross Domestic Income. Nevertheless, production management that is applied often still traditional. This research is a case study conducted in one of the coffee bean processing SMEs is “Kopi Sembilan,” and aims to determine the composition of the most optimal product sales of nine kinds of processed coffee products. The results using the method of linear programming showed that the the most optimal products mix per day is Kopi Caffe Dos total of 133 boxes, Kopi Krishna “9” (20 packs), Kopi Aroma “9” (20 packs), Kopi Robusta “9” A1 (25 packs), Kopi Robusta Plastik (30 packs), Kopi Robusta Mantap (31 packs), Kopi Robusta Plus Jahe “9” (20 packs), Kopi Jawara “9” (14 packs), and Kopi Luwak “9” as much as 8 packs. These results provide the most optimal profit compared with the previous determination traditional product mix.