Preparation of Crackers by Mixing of Cassava, Carrot, and Protein Isolated from Waste of Ketchup Factory with CaSO4 Ions

This research is one of the diversification efforts food substances to create economically valuable nutritious food. It has been researched use isolation protein from waste Ketchup Industry as mixture crackers with various comparisons between isolating and cassava by adding an extract carrot about its nutrient content also. The analyzing using Kjeldahl method turning dust β – carotene spectrophotometer organoleptic test taste a hedonic scale. highest found in comparison (1:6:3) namely 5,38 % 53,59 ppm. Moreover, lowest (1:0:0) 2.35 27.49 most delicious, crispy, people like (1:4:2).