Charley's Slow Cooker Mexican Style Meat

INGREDIENTS

• 1 (4 pound) chuck roast
• 1 teaspoon salt
• 1 teaspoon ground black pepper
• 2 tablespoons olive oil
• 1 large onion, chopped
• 1 1/4 cups diced green chile pepper
• 1 teaspoon chili powder
• 1 teaspoon ground cayenne pepper
• 1 (5 ounce) bottle hot pepper sauce
• 1 teaspoon garlic powder