Eat slowly. It takes 20 minutes from the time you start eating, for your brain to register feelings of fullness. If you gulp your food down in less time, you won't know you're to Trainee Keto o full until it's too late. Stop eating when you feel satisfied - not full.Watch those portions - especially when you are eating out. Eat half the meal and take the rest home in a take out box. At home, use smaller plates…