2 cups sifted flour
1 1/2 teaspoons Clabber Girl Baking Powder
1 teaspoon salt
1/2 cup sugar
1 cup milk
1 cup peanut butter
Sift dry ingredients together. Beat milk, eggs, and peanut butter together with egg beater, then add gradually to dry ingredients while beating with a spoon. Pour into a greased and floured loaf pan, size about 8 1/2 inches by 4 1/2 inches by 2 1/2 inches. Bake one hour in a moderate oven (350).
Source: Clabber Girl Baking Book, copyright 1934