Thumbprint hazelnut chocolate cookies

INGREDIENTS ½ cup unsalted butter, room temperature ½ cup organic coconut sugar 1 egg, room temperature 1 egg white 5 tablespoons ground hazelnuts (hazelnut meal or skins removed from whole roasted hazelnuts and ground in food processor) 1 cup white rice flour For filling: ½ cup dark chocolate chocolate chips ½ cup white chocolate chips…