California Tamale Pie

In a 3-qt. slow cooker, combine broth and cornmeal. Let stand for 5 minutes. In a large skillet, cook beef over medium heat until no longer pink; drain. Stir in chili powder and cumin. Transfer to slow cooker. Stir in the salsa, corn, beans and olives. Cover and cook on low for 6-8 hours or until heated through., Sprinkle with cheese. Cover and cook 5-10 minutes longer or until cheese is melted. If desired, top with sour cream and jalapeno slices.