Slow Cooker Beef Stew with Root Vegetables

Ingredients

• 2 small carrots (peeled and cut into 1-inch cubes)
• 1 large parsnip (peeled and cut into 1-inch cubes)
• 1 turnip (peeled and cut into 1-inch cubes)
• 1 cup peeled and cubed butternut squash
• 1 pound cubed beef chuck
• 1 28-ounce can whole, peeled tomatoes
• 1 teaspoon garlic powder
• 1 teaspoon onion powder
• ½ teaspoon mustard powder
• ½ teaspoon ground cumin
• Kosher salt
• Freshly ground black pepper