The most popular cookie is Oreo cookies.
Oreo cookies are sold in over 100 countries.
The second most popular cookie is chocolate chip which is considered the most popular cookie in the United States alone.
Other popular cookies include.
Peanut Butter cookies.
Sugar cookies.
Oatmeal raisin cookies.
M&M cookies.
Lemon cookies.
Shortbread cookies.
Jam thumbprint cookies.
Butter Pecan Cookies.
Gingersnap cookies.
Lemon Square cookies.