loek met een koek
"Loek holding a cookie"
This Dutch sentence translates to "Loek with a cookie." To make it more detailed and specific, suitable for an AI picture generator, we can augment it as follows:
"A boy named Loek, with wavy blond hair and blue eyes, in his early teens, holding a large, round chocolate chip cookie in his right hand. He is dressed in a red and white striped T-shirt, blue jeans, and white sneakers. He is standing in front of a pale blue background, smiling faintly."