To toast almonds, sprinkle in ungreased heavy skillet. Cook over medium heat 5 to 7 minutes, stirring frequently until nuts begin to brown, then stirring constantly until nuts are light brown.
Lentils are a legume that require no soaking. Before cooking, just make sure you rinse them and pick through for any debris. Lentils have an earthy flavor and do well when paired with assertive seasonings, such as the spices in this casserole.
Feel free to substitute golden raisins for the apricots in the topping.