Ingredients
8 boneless, skinless chicken breasts
1/2 teaspoon salt
1/8 teaspoon pepper
1 teaspoon dried Italian seasoning
1 onion, chopped
3 cloves garlic, minced
2 bell peppers, cut into 1-inch pieces
2 cups pasta or pizza sauce
2 ounces sliced pepperoni
1 cup shredded pizza cheese