When I served this at the party, the dish was so popular, folks were lining up for second helpings.

9 lasagna noodles
2 tablespoons olive oil
1 onion, finely chopped
2 garlic cloves, minced
3 cups cooked chicken, shredded
3 cups ricotta cheese
1 cup pesto sauce (homemade or store-bought)
1 cup grated Parmesan cheese
2 cups shredded mozzarella cheese
Salt and pepper to tasteFresh basil leaves, for garnish