All cottage food operators are required to complete an accredited class in Food Handler's Training. Your certification is good for two years. The course can be taken online or in person.
There are many sources for accredited food handler's courses. You can see a full list of courses on the DSHS web site.
Online courses: https://www.dshs.texas.gov/food-handlers/training/online.aspx
In person courses: https://www.dshs.texas.gov/food-handlers/training/classroom.aspx
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