Enrobing

Enrobing is a process in food manufacturing where a product is coated with a layer of chocolate, compound coating, or another liquid covering by passing it through a curtain of the coating material. An enrobing machine pours a continuous flow of tempered chocolate or glaze over items moving on a conveyor belt, ensuring an even, uniform layer on all sides. This method is widely used for candy bars, biscuits, wafers, nuts, fruits, ice cream bars, and other confectionery and bakery products.

Proper enrobing requires precise control of coating temperature, viscosity, conveyor speed, and air blowing to remove excess material and create a clean finish. The thickness of the coating depends on the product type and desired result — thin shells for wafers or thicker layers for premium chocolate bars. Compared to hand-dipping or molding, enrobing is faster, more consistent, and better suited for large-scale production while still delivering an attractive glossy appearance.

Dive deeper into enrobing — from equipment setup and coating techniques to common defects and solutions — in the articles below.