..In large skillet, on medium heat brown chicken on both sides until almost cooked. Remove from pan. To skillet add, garlic, leeks, butter, chicken base, sugar and dates, stir and saute until dates are soft. Add contents of pan to blender or food processor to puree. Add white wine, to deglaze pan then add to blender. Add cream and flour to blender, puree. Add mushrooms, lemon juice and parsley to pan then add contents of blender to pan. Simmer all ingredients until starts to thicken. Add chicken back to sauce flipping to coat both sides. Salt and pepper, to taste. Garnish with remaining parsley. Serve over rice, pasta noodles, potatoes or just by itself.