A bowl of homemade soup and some good bread with fresh butter makes one of the best lunches going.
Cooking is not brain surgery--all you need is good ingredients, some simple equipment, and the desire to cook for those you love.
Soup is a good place to start when learning to cook--soups are very forgiving.
Ethan Becker is one of the authors of The Joy of Cooking.
And here are some soups.