Add Yahoo as a preferred source to see more of our stories on Google. According to baking soda manufacturer Arm and Hammer, this household staple is made of pure sodium bicarbonate. Baking soda—which ...
While staying at my grandparents’ house last weekend, I was craving pancakes—until I opened the baking cupboard and found a jar of baking soda with a label from the early 2000s. Could it still work?