A cookie with a thin crust that breaks so easily when you bite into it. The technique for making Macarons is a little. Any or all of these things can cause problems. Some common problems. Macaron doesnt have a ruffle or collar called a. Or maybe the tops of the cookies have cracks or are too domed. Sometimes the cookies can be lopsided or. Unfortunately it. Macaron, so. I recommend taking notes, keeping track of everything you do. That. way if you have problems, you can refer to your notes and make. Because you will find that in your kitchen, with your. After making. Macarons more than 2. I have come to some conclusions. First, use top. quality ingredients, and to get accurate amounts of each ingredient, measure by weight. This is why I dont give cup measurements. I use a. Next, the egg whites need to be aged, which means separate the eggs at least. Macarons. Cover the egg whites with a piece of paper. Then. several hours before making the Macarons, remove the whites from the. This ensures that the whites will reach their full volume when whipped. Next, the ground. You can either buy almond mealflour or you can take whole blanched. Even. though I always use ground blanched almond mealflour. I use Bobs. Red Mill finely ground almond mealflour. I still process it in the food processor, along with the confectioner. Once that is done. There. are two parts to the batter, making the meringue and then folding the. Each part must. be done correctly. As always when making a meringue have your mixing bowl. Once you have made the batter and. Normally they need to sit between. Oven temperature is also so important and there is. Macarons. Some like 3. F 1. 50 degrees C, I prefer 3. F. 1. 60 degrees C, while others like 3. F 1. 80 degrees. There is. Also, buy a. free standing oven thermometer as ovens have a tendency to run a. In closing, even though making Macarons is quite. Every time I make them I still cant believe. You will definitely. So practice practice practice. For more help there is an excellent food. Healthy Spinach Recipe. I highly recommend, called. Ms. Humble as she is called has done extensive. Macarons. She even has a Macaron. Troubleshooting article that outlines the various problems and reasons. Macarons. I found it very helpful.