Please choose the correct ending to complete the given sentence: Food and Entertaining: [header] How to make lemon meringue parfait [title] Stir the graham cracker crumbs and melted butter together. [step] Doing so will smother the crumbs with butter, which is essential for the crust. [substeps] Don't make the crumbs extremely small; crumbs the size of a chocolate chip would work well.

Ending1: Use roughly 2 teaspoons (3 g) of sugar in a small saucepan and a medium amount of water to stir constantly to keep the ingredients warm. [title] Add the chocolate and stir the mixture until all the ingredients are thoroughly incorporated. Ending2: [title] Combine the first batch of meringues. [step] Whip together the second batch of meringues and stir again. Ending3: Instead, try about 9 to 12 crackers. [title] Cover the crust and let bake in the oven for about 15 to 20 minutes. Ending4: One of the ways to crush the graham crackers (and a bit fun) is to smash the crackers with a rolling pin. Put it inside a bag first to prevent some mess if you wish.

Answer format: ending1/ending2/ending3/ending4