Please choose the correct ending to complete the given sentence: Food and Entertaining: [header] How to make macaroni and cheese cups [title] Preheat your oven to 375 ° f (191 ° c). [title] Spray a 6 cup jumbo muffin pan with non-stick cooking spray. [title] Fill a large saucepan with water and bring to a boil.

Ending1: [title] Add the elbow macaroni, reduce heat, and stir to make sure the macaroni does not stick. [title] Cook the macaroni using package directions. Ending2: [title] Place in the oven to continue cooking until liquid completely covers the milk. [title] Add bread crumbs to a large bowl. Ending3: [title] Remove from heat once the water reaches a rolling boil. [title] Cream the butter and sugar with a whisk until light and fluffy. Ending4: [title] Add the brown sugar and cook until the sugar dissolves. [title] Add the egg yolks and stir until combined.

Answer format: ending1/ending2/ending3/ending4