2.2. Production of cassava crackers
2.2.1. Production of cassava crackers half-products
Cassava starch and boiling water, approximately 100 % of total weight of dry ingredients on dry basis, was added and mixed in a ribbon blender (Varimixer, BÄR, Auatria) for 5 min. The dough was put in a tray (18 × 24 × 5 cm) and placed in a steam chamber (Krefft, Model CS4E CS4EP, Austria) for 50 min at 96–98 °C. Then taken out of the steam chamber and cooled to room temperature before being placed on damp cloth for refrigeration at approximately 4 °C for 12 h. It was then cut into 3.5 × 3.5 × 1 mm. Slices were oven dried (Heraeus, Model 5042 E, Austria) at 60 °C for 4 h.