Beef and Butternut Squash Enchiladas

Ingredients (9)

• 2 cups diced butternut squash
• 1 tablespoon extra virgin olive oil
• Kosher salt and freshly ground black pepper
• 3 cups homemade enchilada sauce or 1 30-ounce can store bought
• 1 package of 10 8-inch flour tortillas
• 2-3 cups shredded beef
• 1/2 yellow or white onion
• 4 cups shredded mozzarella cheese
• Chopped green onion and shredded lettuce for garnish and serving