For the Spice Blend, mix all ingredients in small bowl. Set aside.
For the Chili, heat 2 tablespoons of the oil in large saucepan on medium-high heat. Add beef; brown on all sides. Remove beef; set aside. Heat remaining 1 tablespoon oil in saucepan. Add onion; cook and stir 3 minutes.
Stir in browned beef, spice blend, beef broth, beer and tomato paste. Bring to boil. Reduce heat to low; simmer 1 to 1 1/2 hours, stirring occasionally.
Mix flour and water until smooth. Slowly stir into chili. Simmer 15 minutes or until desired thickness. Serve with shredded cheese and sliced green onions, if desired.