Please choose the correct ending to complete the given sentence: Food and Entertaining: [header] How to make banoffee pie [title] Cover tins of condensed milk with water. [step] Remove the labels from two unopened tins of condensed milk. Place them in a saucepan on their side to avoid rattling.

Ending1: Cook the pan over medium heat with the tin filled to the top with the condensed milk and one teaspoon of sugar. [substeps] Check that the sugar is boiling before removing the tins from the heat and opening the tin. Ending2: [title] Boil the mixture and add the dry ingredients. [step] The dry ingredients usually come with the baking pan. Ending3: Leave them uncovered for about 10-15 minutes. [substeps] If you have access to a stockpot, you could use it to heat up the condensed milk. Ending4: Add room temperature water until there are at least two inches (5 cm) of water over the top of the tins. [substeps] A typical tin of condensed milk contains 14 oz (1.75 cups/400 g).

Answer format: ending1/ending2/ending3/ending4