Clabber Girl Itâs a name synonymous with baking in America and for good reason! Since 1850, our baking ingredients including Americaâs bestselling brand of baking powder Clabber Girl have been beloved by bakers of all ages. Today, we continue manufacturing in Terre Haute, Indiana, our home since the companyâs inception. In addition to our popular baking powder, we have a full line of baking ingredients and dessert mixes, which include baking soda, cornstarch, pudding and pie filling, gelatin,...