Melt Butter In Large Saucepan, And Saute Chicken For 5 Minutes Or Until Lightly Browned. Add Salt, Pepper, Cinnamon, And Allspice. Stir Well. Add Onions To Pan And Cook Until Softened. Stir In Tomato Paste And Water. Cover And Cook For 20 Minutes. Then Add Rice, Cover And Cook For Another 20 Minutes Or Until Rice Is Done. Remove Cover And Simmer For Another 10 Minutes Or Until All Water Is Absorbed. In Small Skillet, Add Butter And Simmer Until Brown. Pour Over The Rice Pilaf And Garnish With Mint.