This reaction is why you can test the freshness of baking soda and baking powder by dropping a spoonful into water or vinegar. Fizzing in the water means that the sodium bicarbonate is still ...

Students will be able to plan and carry out an investigation to identify which two of the three ingredients in baking powder react to produce a gas when water is added. Students will be able to ...

To test your baking powder, put a small amount in a bowl and add water. If it bubbles it's still good. Baking soda lasts much longer as long as it's sealed and kept cool. It doesn't have an ...

Place ½ teaspoon of baking powder in a small clear plastic cup. Add 1 Tablespoon (15 mls) of room temperature water to a separate plastic cup. Add 1 drop of detergent solution to the water and gently ...

Cornbread recipes vary, but often include cornmeal, flour, milk or water, butter, and a leavening agent such as baking soda or baking powder. Some recipes include sugar for a bit of sweetness.

Hot water kills yeast, so be careful when adding ... To make self-rising flour, mix 4 cups flour, 2 teaspoons salt and 2 tablespoons baking powder, store in a tightly covered container.

While judging 4-H and open class entries at county fairs this year, I discovered prize-winning recipes often used the King Arthur flour site for their recipes. King Arthur flour is special as it ...