Healthy Mac and Cheese

Name: Healthy Mac and Cheese
Ingredients: 1 tbsp butter; 2½ tsp olive oil; 3 cups onions (sweet, Vidalia, thinly sliced); 1 tsp garlic (grated ); 5 sprigs dried thyme (fresh or 2 teaspoons dried); 2 bay leaves; 2/3 tsp salt; 1 pinch ground black pepper; 1½ cups butternut squash (peeled and diced); 8 oz lentil pasta; 1½ cups milk (reduced fat); 4 oz Gruyere cheese (shredded); 2 oz Mozzarella cheese (shredded, part skim); 2 tbsp Parmesan cheese (grated); 2 tbsp bread crumbs (panko, gluten-free)