Κουλουράκια νηστίσιμα πορτοκαλιού
orange juice (about 355 ml) • sugar (about 300 grams) • olive oil (about 240 ml) • baking soda • self-rising flour (about 500 grams) • all-purpose flour (about 1 kg), approximately • Orange zest • little lemon juice • brandy (about 1 1/2 ounces or 45 ml) • vanilla powder or 1 teaspoon vanilla extract • little cinnamon • salt