Partially thaw Brussels sprouts in microwave at HIGH 3 1/2 minutes; cut sprouts in half. Set aside.
Cook bacon in a large nonstick skillet over medium heat until crisp. Remove bacon from pan, reserving 1 tablespoon drippings in pan. Drain bacon on paper towels; crumble and set aside. Add onion to drippings in pan; sauté 2 minutes. Add garlic; sauté 1 minute. Stir in Brussels sprouts; cook, stirring occasionally, 4 minutes or until mixture is browned. Stir in tomatoes and next 3 ingredients; cook until thoroughly heated. Sprinkle reserved bacon over top.