Combine all ingredients except chicken. Pour sauce over chicken and refrigerate for one hour. Grill or cook chicken in frying pan. Discard marinade. Melt butter in large skillet over medium heat. Saute garlic and jalapeno for one minute. Season with cumin, paprika and salt. Stir in tomato sauce and cream. Simmer on low heat until sauce thickens, about 20 minutes. Add grilled chicken and simmer for 10 minutes. Garnish with fresh cilantro. Serve over hot rice.