Decorative coffee set on a tray with cream and dessert souffle. White ceramic cups and saucers, coffee with whipped cream, cream or ice cream, chocolate souffle, optional cream-free option, wooden tray.

A grid for smoothing. Turbo Smoth on render 2.
The correct grid, the sweep, all the names in the scene.

If the CORONA version is higher than 1.4: "For Corona render, it is recommended to install a version not lower than 1.5, since the glossiness of materials is configured with PBR in mind.