Lets teach to calculate a quantity for meals as for 100 kcal, as for put ration, as include of calorie a meal entering..

1.Water .From a water does not get slim, and does not weight rise, as an opinion ,that in the sauna you will weight lost, and many of water with sweating display is no matter, you will not get slim, and mass of body weight rises with other meal,and therefore the tea,coffee non sugar, mineral water, vegetable juices, tomato do not limit, and other drinks having carbohydrates,as cacao powder two tbl.sp. is 50 gr till 100 kcal.
Sweet gas drinks non diet as one glass is 100 kcal.
Juice orange, apple, carrot,fresh pressed as sugar free one glass is 100 kcal.
Kvas is very calorie as half glass contains 100 kcal.