You should have 4-6 meals in a day with small quantity of food. This way you keep yourself full and avoid overeating.
A good meal should contain, protein, carbs, healthy fats and fiber in it. So make sure to add all of these in each meal.
High protein diet is the key for weight loss. You should have 50% of the calories from protein only. 2gXper kg body weight. i.e if your weight is 150 pounds then you should eat 300 pounds protein everyday.
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Eating in small plates will let you have less food because you won't fill up your plate multiple times. It will eventually saves you some calories.
You can have your favorites meals every now and then but in small quantities. Make a diet plan that you can enjoy. Make your meals delicious.
Sugar and refined cards are empty calories. So limit them a little, otherwise everything else is okay, and always keep fiber intake high.
HOW TO Make your own diet plan