Tip - How to Cut the Acidity in Tomato Sauce | LIVESTRONG.COM

Tomatoes are high source of vitamin C, or ascorbic acid, but it is this acid that can contribute to stomach discomfort and a bitter taste to your sauce. While adding sweet ingredients, such as sugar, can alter the acidic taste, other ingredients can neutralize the acid, leaving your favorite sauce not only tasty, but easy on the stomach.