Write the next sentence in the following story.

How to make colorful macarons
Blend the sugar and almond flour for 30 seconds or until combined.
Measure out the confectioner' sugar and the almond, preferably with a kitchen scale, and add them into a food processor. Pulse them for a few seconds until they are completely blended.

Choose from: I. Add the macarons and the almonds and continue blending the mixture for a minute to 2 minutes. Remember, you'll be blending the macarons later.; II. You can use a spoon to quickly mix the sugar in; however, with enough gentle pulsing, the lumps should form a fine crumbs. Whisk in in the milk and bread crumbs and mix again.; III. You can also do this with a blender. Sift the almond-sugar mixture.; IV. You may need to blend them a second time or blend the ingredients through slower until the mixture is creamy. If you don't have a food processor, use an ice cube tray or other metal container that will slow down the process.;. The answer should be
III.