Your Mozzarella & Ricotta DIY Cheese Kit includes these carefully selected and tested supplies: -Instruction/recipe handbook and unlimited email support -Fine-mesh , 100% cotton cheesecloth (also known as butter muslin) -Glass dairy thermometer (alcohol, not mercury) -Gluten-free, non-GMO vegetarian rennet tablets -Gluten-free, non-GMO citric acid - Pure, non-iodized flake salt The ingredients allow you to make at least eight batches of cheese.