Slow-Cooker Chicken Fajitas

Ingredients

• 1 pound boneless skinless chicken breasts
• 1 can (15 ounces) black beans, rinsed and drained
• 1 medium green pepper, cut into strips
• 1 large onion, sliced
• 1-1/2 cups picante sauce
• 1/2 teaspoon garlic powder
• 1/2 teaspoon ground cumin
• 12 flour tortillas (6 inches), warmed
• 2 cups shredded cheddar cheese
• Optional toppings: Thinly sliced green onions, sliced ripe olives, chopped tomatoes and sour cream