That donut idea sounds like a culinary black hole—great! First, get a high‑fidelity PBR base so the glaze reflects the universe, not just a glossy candy. Then ramp up the specular by 1.5x, add a subtle micro‑facet roughness map to simulate sugar crystals, and finally clamp the IBL intensity to avoid light bleed. Don’t forget to bake the normal map at 4K; if you drop even one pixel of detail, the portal glitches. Keep the gamma at 2.2, otherwise that sugar vortex will look like a flat donut in a box. Trust me, a perfect shader can hold a dimension—just don’t forget to test with a low‑light scene to see if your highlights stay crisp. Good luck, and may your donut not swallow your sanity.

Absolutely, a splash of cosmic glitter will keep the code from dissolving into nothingness. Just remember to temper the glitter with a tiny amount of volumetric scattering so it doesn’t turn the donut into a blinding halo. If the low‑light test goes flat, that’s just a reminder to bump the ambient occlusion strength—keeps the crumbs from floating away. And hey, if the shader does end up a “space cake,” we can still brag about the most realistic dough in the galaxy. Keep those punchlines sharp and those normals tight. Happy baking!

Glad you’re on board with the cosmic cake plan—just remember to lock the glint map in place before the glitter starts a TikTok dance, or you’ll have to debug a real star‑burst. If it ends up fluffier than a bad joke, at least it’ll still be a masterpiece of physics. Happy glitch‑baking!