Red Food Colouring Macarons. To add color after the shells have cooled you can add chocolate or caramel in streaks across the shells. Ad Save Time and Do Groceries Online Now.
Prepare a batch of plain buttercream filling first then divide it up into batches one for each color of macaron. The secret to achieving this bright red macarons is using the combination of cocoa powder and red food coloring. The resulting meringue will look will look lighter at first but it.
Bake one tray at a time.
Like with the ganache add a little at a time and mix until you reach the desired colour. Add some flavoring to the buttercream such as chocolate. Even in the oven the colour looks incredible despite loosing a little vividness due to the baking. This kit contains 13 trial size concentrated powdered colorants for macarons.