How many calories are in 2cups of cooked rigatoni pasta tomato sauce?

I cannot give you an exact calorie count for 2 cups of cooked rigatoni pasta with tomato sauce. Here's why:

* Serving size variations: "2 cups" can mean different things. Are you talking about 2 cups of pasta only, or 2 cups of the entire dish including the sauce?

* Recipe variations: The calorie count depends heavily on the specific recipe used for both the pasta and the sauce. The amount of fat in the sauce (oil, cheese, etc.) will make a big difference.

* Brand differences: Even if you're using a standardized recipe, the calorie count can vary slightly depending on the brand of pasta and the ingredients used in the sauce.

To get an accurate calorie count, you need to consider these factors:

1. Check the packaging: Look at the nutrition label on the pasta box to see the calories per serving (usually 1 cup cooked).

2. Analyze the sauce: If you made the sauce yourself, check the nutritional information of each ingredient. If you used a store-bought sauce, check the label for the calorie count per serving.

3. Use a calorie tracking app: Many apps like MyFitnessPal allow you to input your ingredients and calculate the calories in your meal.

Remember: While estimations are helpful, accurate calorie counting requires detailed information about your specific ingredients and cooking methods.