Please choose the correct ending to complete the given sentence: Food and Entertaining: [header] How to make florentine meatballs [title] Defrost the spinach. [step] Microwave frozen spinach for two minutes at 50% power. Break the spinach apart into smaller pieces.

Ending1: Microwave it again, at 50% power, checking and stirring it whenever a minute passes by, until it's defrosted. [substeps] Alternately, you can use one packed cup of fresh baby spinach, washed and finely chopped with the stems removed. Ending2: Separate the asparagus leaves and lay them on a plate. Cover the veggies with the spinach. Ending3: Boil them in a single bowl and pour them into the microwave and cook them for about five minutes or until they're warmed through. Start cooking as soon as the spinach is warmed through. Ending4: Place the spinach pieces in a freezer bag with the frozen spinach pieces and frozen softened butter and store the bag in the freezer for up to two days. [substeps] To decrease the cold on the basil, thaw the frozen spinach at room temperature in your refrigerator.

Answer format: ending1/ending2/ending3/ending4