Biscuit is a baked product that consists of flour, fat or shortenings, and sugars, which, flour has potentiality to be swapped with sorghum, a gluten-free cereal, while eggshell, one of the ingredients with the highest pollution problem in the food industry, has the potential to be a calcium fortification source. This research focuses on developing eggshell-fortified soy sorghum biscuits as…