Some ideas about how to eat healthy food and go shopping.
Your global habits
The impact of how you eat food does not change only by buying more vegetables or fruits. It is an overall eating habit and shopping wisely and choosing the best product that you want will change your diet. Do not comprise your pleasure of eating, just try to adapt yourself.
You can start with organizing your food plate. This will give you the pleasure of what you eat, but it will also make you aware of the quantity. Sometimes we eat less by just watching our plate before eating.