Medium grind 320 spec corn grits were supplied by Corson Grain Ltd., Gladstone Rd, Gisborne, NZ. Wet frozen tomato paste and tomato skin were supplied by Heinz-Watties and were freeze dried at -35 C for 36 h.
Then they were milled to particle size of less than 710 microns (ZM200, Retsch, Germany). The raw ingredients were then prepared from rice flour, wheat semolina, corn grits with or without tomato paste or skin powder at a level of 20%. The chemical compositions of these ingredients are shown in Table 1.
Medium grind 320 spec corn grits were supplied by Corson Grain Ltd., Gladstone Rd, Gisborne, NZ. Wet frozen tomato paste and tomato skin were supplied by Heinz-Watties and were freeze dried at -35 C for 36 h. Then they were milled to particle size of less than 710 microns (ZM200, Retsch, Germany). The raw ingredients were then prepared from rice flour, wheat semolina, corn grits with or without tomato paste or skin powder at a level of 20%. The chemical compositions of these ingredients are shown in Table 1.
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