For years I thought baking soda had exactly one job: making cookies puff up. Then I watched a chef friend toss a pinch into a pot of onions and they caramelized in half the time. I felt like I had discovered a secret handshake.

Baking soda is not just for baking. Pro cooks use it to speed up caramelization, tenderize meat, reduce acidity, and crisp up skins. The box in your fridge that is absorbing odors could be doing a lot more work.

Trick one: Faster caramelized onions

Normally, caramelizing onions takes forty minutes of stirring. Add a quarter teaspoon of baking soda per two large onions and they turn deep brown in about fifteen. The alkaline environment speeds up the Maillard reaction the same browning process that makes grilled steak taste so good.

The trade-off: the onions get slightly softer, almost jammy. Fine for French onion soup or a burger topping, not ideal if you want distinct onion strands. Also, use a large pan. The onions break down fast and can burn if crowded.

Trick two: Crispy chicken and turkey skin

Mix baking soda with salt and dry-brine poultry overnight in the fridge. The baking soda raises the skin’s pH level, which helps it brown faster and blister instead of turning into rubbery disappointment. I use a teaspoon of baking soda mixed with two tablespoons of kosher salt for a whole chicken. Pat it on the skin, let it sit uncovered in the fridge for twelve hours, then roast as usual.

Trick three: Tender beef for stir-fries

This is a Chinese restaurant technique called velveting. Toss thinly sliced beef with a small amount of baking soda about one teaspoon per pound and let it sit for fifteen minutes. Rinse thoroughly, pat dry, then stir-fry. The meat stays incredibly tender even if you accidentally overcook it.

I did a side-by-side test with skirt steak. The baking soda batch was noticeably softer. The control batch tasted fine but had that slight chew that reminds you it is a cheaper cut.

Trick four: Softer beans and lentils

Hard water can make dried beans refuse to soften, no matter how long you cook them. A pinch of baking soda in the soaking water neutralizes the minerals that toughen the skins. For chickpeas destined for hummus, baking soda also helps the skins slip off during cooking smoother hummus with less effort.

Trick five: Less acidic tomato sauce

If your marinara tastes sharp or metallic, stir in a tiny pinch of baking soda like the tip of a teaspoon. It will fizz and neutralize some of the acid. Taste and repeat if needed. Go too far and your sauce will taste flat and soapy, so err on the side of caution. A little sugar can also balance acidity if you are nervous about the soda.