The fried crisp chips have low nutrients. In this research developed to add nutrition by adding Jerusalem artichoke powder. Jerusalem artichoke has inulin as the main component. Qualify as prebiotics are beneficial to the body. So, the objective of this study was to studies the effect of Jerusalem artichoke powder on physicochemical and sensory properties of fried crisp chips. Jerusalem artichoke tuber will be made to powder and added in basic recipe of fried crisp chips. The ratio of tapioca starch per Jerusalem artichoke powder is 95:5 90:10 and 85:5 respectively. When the amount of Jerusalem artichoke powder increased color of fried crisp chips has more dark, many cavitation but size of small, expansion capacity decreased and hardness increased. The sensory evaluation showed that the formula 90:10 has scores than other formulas. So, apply this formula to develop taste by Just about right test (JAR test). The formula of final fried crisp chips product has ingredients be 90% tapioca starch, 10% Jerusalem artichoke powder, 4.5% sugar, 3% salt, 11% pepper, 5% garlic and 60% water of the weight of tapioca starch and Jerusalem artichoke powder. Test the final product for consumer acceptance by 100 people found that the score overall results are moderate and accepts product .......%