Yarrows Mighty Bakery is a bakery at State Highway 27, Tīrau 3401, rated 5.0 from 2 Google reviews. One reviewer praises the double chocolate and blueberry muffins as delicious.
The website describes the Yarrows group, a family-owned bakery business with operations in Manaia, Rotorua and Tīrau. Its main focus is frozen bakery products for wholesale and food service customers, including bread, buns, rolls, cookies, croissants, danish and muffins. The site also describes parbaked products for just-in-time bakeries. Its retail availability at the Tīrau site is not described, so check what is sold directly before you visit.
For muffins from the Tīrau bakery on State Highway 27, check what is sold on site before you go.