Please choose the correct ending to complete the given sentence: Food and Entertaining: [header] How to make butterbeer [title] Mix the cream, butter, sugar and spices together. [title] Beat in the vanilla ice cream until the combination is thoroughly mixed. [title] Re-freeze the mixture.

Ending1: [step] Place it in the freezer until it's firm. [title] Scoop out the frozen mixture into a glass. Ending2: [title] Combine the eggplant filling, vanilla essence, water, cornstarch and egg yolks in the cupcake form tube. [title] Place the plastic tube into the freezer. Ending3: [title] Pour the butterbeer mixture into the greased half of a loaf loaf pan to cool. [step] You can also use a spoon to stir in the old butterbeer. Ending4: [step] Leave it out on the counter overnight to harden. [substeps] If you're worried about bacteria forming, then use an ice cream stabilizer.

Answer format: ending1/ending2/ending3/ending4