Healthy Stuffed Shells

Ingredients

• 24 jumbo pasta shells
• 1 teaspoon olive oil
• 8 ounces mushrooms
• 1 (14 1/2 ounce) can tomatoes, diced
• 1 (14 ounce) can water-packed artichoke hearts, drained and chopped
• 1 (10 ounce) package frozen spinach, thawed and squeezed dry
• 1 1/2 cups 1% cottage cheese
• 2 carrots, shredded
• 1/2 teaspoon dried thyme
• 1/8 teaspoon kosher salt
• 1/8 teaspoon black pepper
• 1/2 cup reduced-fat mozzarella cheese, shredded