Ultimately, we can't tell you exactly how long you can leave butter out. We have no problem with leaving butter out to soften as long as it is well-covered. It usually doesn't take us more than a couple days to go through a stick anyway!
Carbs in Tomato Soup. The favorite choice for the term Tomato Soup is 1 cup of Tomato Soup which has about 18 grams of carbohydrate. The total carbohyrate, sugar, fiber and estimated net carbs (non-fiber carbs) for a variety of types and serving sizes of Tomato Soup is shown below. Popular Types of Tomato Soup.
1 Calories In Navy Bean and Tomato Soup. 2  157 calories, 2g fat, 31g carbs, 7g protein, 8g fiber. 3  Calories In Beth's Easy Tomato Soup. 4  109 calories, 5g fat, 14g carbs, 4g protein, 3g fiber.