Please choose the correct ending to complete the given sentence: Food and Entertaining: [header] How to make semolina gnocchi [title] Heat the milk and whisk in the semolina flour. [step] Pour 6 cups (1.4 liters) of milk into a large saucepan and turn the heat to medium-high. Whisk the milk every once in a while as it heats.

Ending1: Once it takes a little longer to come to a full boil, reduce the heat to low and simmer the mixture for 5 minutes. [substeps] When the mixture comes to a boil, reduce the heat to medium-low and cook it for 5 minutes. Ending2: When the milk becomes pudding-like or thickens, lower the heat to low and whisk the mixture constantly. Let this mixture stand for 2 to 3 minutes before pouring it into a large bowl. Ending3: When the milk steams, add a few pinches of salt and gradually whisk in 1 1/2 cups (250 g) of semolina flour. [substeps] It's important to whisk the semolina constantly and add it slowly. Ending4: Ensure that the milk swirls as it goes into the saucepan. [substeps] If you prefer a wormery approach, add 1/2 cup (6 ml) of water and whisk it for 3 minutes.

Answer format: ending1/ending2/ending3/ending4