The present invention relates to a process for the preparation of a readily reconstitutable herbal beverage concentrate in powder form. The process in particular, describes the method of preparation of herbal beverage concentrate from rosemary using a set of unit operations and approved food grade additives. The invention describes a rosemary herbal beverage powder comprising encapsulated rosemary flavor 0.47-3.70%, rosemary extract 4.60-10.50%, sucrose 54.30-94.90%, organic acid 0.07-1.60%, and sodium benzoate 0.01-0.40%