Roasted Vegetable Lasagna Roll Ups

Bahan-bahan (8 porsi)

• 1 large carrot, (peeled and diced)
• 1 large red bell pepper, (seeded and diced)
• 1 medium zucchini, (diced)
• 1 medium corn on the cob, (kernels removed)
• ½ small red onion, (diced)
• 1 tablespoon olive oil
• salt and pepper
• One 15-ounce container part skim ricotta cheese
• ⅓ cup grated Parmesan cheese
• 1 large egg
• salt and pepper
• 1 cup shredded cheese ((Swiss, mozzarella or Gouda))
• 8 lasagna noodles, (cooked according to package instructions)
• ¼ cup (½ stick) butter
• 3 tablespoons all purpose flour
• One 12-ounce can 2% evaporated milk, (warmed)
• 1 cup nonfat milk, (warmed)
• 1 teaspoon kosher salt
• ¼ teaspoon freshly ground black pepper
• ⅔ cup shredded Parmesan cheese