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Do-It-Yourself : All About Calories


A calorie is a unit of measurement of energy. In the context of diet a calorie is the unit of energy that is derived from food.
The small calorie or gram calorie approximates the energy needed to increase the temperature of 1 g of water by 1 °C. This is about 4.185 J.
The large calorie or kilogram calorie(Kcal) approximates the energy needed to increase the temperature of 1 kg of water by 1 °C. This is about 4.185 kJ, and so is exactly 1000 small calories.


Caloric value of Common Foods
Food Weight (g) Amount kcal
Bread 100 2 slices 60
Chapati flour 40 g 1 100
Puri flour 15 g 1 100
Plain rice 50 g 1cupful 150
Sambar - ½ cup 105
Buttermilk - 1 glass 25
Curd 100 g ½ cup -
Chicken roast 50 g 2 small pieces 100
Egg boiled 35-40 g 1 55
Fish fried 70 g 2 small pieces 100
Samosa 100 g 1 piece 400
Idli 100g 3 big 130
Dosa (plain) 100 g 3 medium 360
Uthappam 100 g 2 big 330
Adai 100 g 2 medium 550
Cheese pizza 100 g 5 '' dia 270
Murruku 100 g 7 - 8 medium 529

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