Scientific recipes should not only include _ _ _ _ _ _ _ _ _ _ _ _, but also pay attention to _ _ _ _ _. They should be varied in food, full of hunger, balanced in thickness and combined with meat and vegetables. According to the balanced diet pagoda, five kinds of food are taken in balance, and the cereal in the balanced diet pagoda is what the human body needs most. Reasonable nutrition also includes a reasonable dining system and scientific recipes. Eat three meals a day on time, and the energy intake of breakfast, lunch and dinner accounts for 30%, 40% and 30% respectively. Therefore, the ratio of breakfast, lunch and dinner is 3. Scientific recipes should not only pay attention to the proper proportion of nutrition, but also pay attention to the reasonable distribution of calories, so as to achieve: diverse foods, appropriate hunger, matching thickness, matching meat and vegetables, and reasonable meals.

Therefore, the answer is: the proportion is appropriate; Nutrition collocation; Reasonable distribution of heat.