Please choose the correct ending to complete the given sentence: Food and Entertaining: [header] How to make yogurt from powdered milk [title] Experiment with different arrangements. [step] For this article, there is a small coleman camping cooler that measures 10 inches (25.4 cm) wide by 17 long by 11 tall. This size is perfect for holding 4 2 quart ball canning jars of yogurt and 4 half gallon jugs of hot water to help keep it all warm.

Ending1: [title] Place jars in the second waterproof container, add a block of freeze dried green food food mix or blended yogurt. [step] This container can also hold frozen yogurt or plain food items. Ending2: There are teepees or other structures that can accommodate a larger camping cooler. [substeps] A teepee is a good working space to use as it is wide enough to accommodate the three three burner barbecue burners. Ending3: It also provides fresh air and ventilation and will aid in the process of making yogurt from powdered milk. [title] Find two jugs of water that are shaped like egg cartons (with an elongated lid). Ending4: [title] Don't bother measuring the temperature with a thermometer. [step] Just use the hottest water you can get from the kitchen tap.

Answer format: ending1/ending2/ending3/ending4