Taiyaki

150 g cake flour ((150 g = 5.3 oz or about 1¼ cup) (See Notes))

1 tsp baking powder

1 tsp baking soda

1 large egg ((beaten))

200 ml milk ((200 ml = about ¾ cup))

3 Tbsp granulated sugar

100 g red bean paste (anko) ((100 g = 3.5 oz or 5 Tbsp) (See Note for homemade recipe))

1 Tbsp neutral flavor oil (vegetable, canola, etc)