Protein is chicken breast, beef, eggs and the like, and carbohydrates are sweet potatoes, purple potatoes and oats and the like.
Vitamins are fruits and vegetables. Lunch is 80% of usual. The staple food is fists, so protein can eat more and fight hunger.
Soups are recommended for dinner, such as sengua corn soup, kelp tofu soup, cucumber bean soup, etc.
Or cold salad or something. You can put some konjac or lean meat in it, drink half a glass of water before meals and one hour after meals. If you don't like water, you can drink more green tea and oolong tea.