The purpose of this study is to measure the impact of religiosity on the attitude of Muslim consumers towards halal food. The study is exploratory in nature and cross sectional data is obtained from 245 Muslim respondents of New Delhi, India. The data is analysed by using SPSS tools like Confirmatory Factor Analysis, Linear Regression and t test. From the findings it is revealed that religiosity significantly makes impact on the attitude of Muslim consumers in shaping their attitude towards halal food. It is found that attitude also makes an impact on the religiosity of Muslim consumers. That means religiosity and attitude both makes an impact on each other.