[header] How to create a macaron cake [title] Blend the almonds, pistachios, and sugar. [step] Pour the ground almonds into a food processor. Add the shelled pistachios and confectioner's sugar. 
Close the food processor and pulse it a few times until the mixture turns fine and powdery. [substeps] If you don't like pistachios, you can replace them with more ground almonds instead.