The effects of Clitoria ternatea extract on the TBARS values of sponge cakes. The results are expressed as mean ± S.E.M. (n = 6). Means with different superscripts differ significantly (p < 0.05). Control, 5%CTE, 10%CTE, 15%CTE and 20%CTE: prepared with 0, 5, 10, 15 and 20% replacement of cake flour with Clitoria ternatea extract (CTE), respectively