Melt butter in skillet over medium-high heat. Add onion and carrots, and sauté 4 to 5 minutes or until slightly browned and tender. Add garlic, and cook, stirring constantly, 30 seconds. Stir in flour, and cook, stirring constantly, 1 minute. Stir in broth, and bring to a boil, stirring constantly. Reduce heat to medium; stir in Worcestershire sauce and next 4 ingredients. Simmer 10 minutes or until thickened. Stir in peas and beef mixture. Remove from heat.