Technically speaking, masa harina means "dough flour" in Spanish, though you'll often see it referred to as corn flour as ...

A mexican recipe of masa for tamales. Masa harina is made from hominy that is treated with a lye solution and ground very fine, more like flour. It is used to make tortillas and tamale dough. This ...

A recipe of tamale masa with oil originating from Mexico, Tamale Masa With Oil is a dish prepared with a hndful of ingredients like corn flour, baking powder, vegetable broth and olive oil. Try this ...

Corn masa flour is available from good supermarkets, as is chipotle sauce (I recommend the La Morena brand. You can use their whole tinned chipotle peppers instead, just use much less).