4 1/2 ounces all-purpose flour, such as Gold Medal blue label (about 1 cup, spooned; 125g)
1/2 ounce sugar (about 1 tablespoon; 15g)
1/2 ounce malted milk powder, such as Carnation or Hoosier Hill Farms (about 2 tablespoons; 15g)
1 1/2 teaspoons (6.8g) baking powder
1/2 teaspoon (2g) Diamond Crystal kosher salt; for table salt, use about half as much by volume or the same weight
1/4 teaspoon (1.6g) baking soda
2 1/2 ounces refined coconut oil, solid and firm, between 68°F and 72°F (about 1/3 cup; 70g), see note