2. Hot and sour chicken feet is a very delicious food. It tastes sour and refreshing, and is very chewy. If you eat it in moderation, you will not gain weight. But many things must be reversed. Spicy and sour chicken feet also contain a certain amount of fat, and their calories are not very low. Each 100g of hot and sour chicken feet contains about 197 calories. If you eat too much, you will risk gaining weight, so people who are trying to lose weight must eat with caution.