Whimsical, cartoon-style, puffy marshmallow character, sitting pose, big shiny eyes, blush on cheeks, fluffy white hair, pastel-colored skin, cute nose, smiling face, colorful sprinkles on head, holding a stick with a marshmallow treat, wearing a tiny chef hat, standing in front of a giant marshmallow backdrop, soft focus, bright colors, playful lighting, shallow depth of field, warm atmosphere, childlike wonder.