1In a large skillet over medium heat, add oil and butter and sauté onions and garlic, stirring occasionally. Cook about 1 minute.
Sprinkle in flour and stir until well blended, add Basil, salt and pepper. Slowly stir in milk.
2Continue cooking,stirring frequently, until sauce thickens. Add cheese and stir until cheese has melted.
Remove from heat and fold in yogurt. Pour sauce into a bowl and set aside.
3In the same skillet add rice, broth and spinach. Stir until well blended and cook until spinach has wilted.
Heat oven to 350^. Coat a 2 quart baking dish with cooking spray.
4Pour rice mixture into baking dish. Cover with turkey and then sauce. Sprinkle top with French onions or slivered almonds if desired or leave plain.
Bake for 20 minutes.