get the buttery flavour of real theatre popcorn with no added fat. sprinkle this popcorn seasoning onto your popcorn vegetables or pasta to impart a buttery taste. 15 ounce-425 gram jar. to use shake seasoning onto popped popcorn to taste. shake popcorn until completely mixed – a closed container or bag works best. if using a hot air popper coat popcorn with a vegetable oil spray before mixing.