gourmet hamburger 3d model

Ultra-realistic luxury restaurant signature cheeseburger, standalone 3D model, premium gourmet presentation. Golden toasted brioche sesame bun, perfectly grilled thick beef patty with realistic charred edges, melted glossy cheddar cheese naturally flowing over the patty, crisp lettuce, juicy tomato, thin onion rings, creamy signature sauce. Extremely realistic food surface details, appetizing texture, subtle imperfections, realistic moisture, PBR materials, physically accurate lighting response, detailed but clean geometry, fully enclosed watertight mesh, modeled from every angle. No plate, no fries, no background, no table, no hands, no utensils, no text, no watermark, no floating ingredients. Designed specifically for mobile WebAR: centered object, 360-degree view, clean topology, optimized polygon count, high-quality textures, GLB/GLTF export ready.