Crunchy Almond Turkey Casserole

Ingredients

• 2 cans (10-3/4 ounces each) condensed cream of mushroom soup, undiluted
• 1/2 cup mayonnaise
• 1/2 cup sour cream
• 2 tablespoons chopped onion
• 2 tablespoons lemon juice
• 1 teaspoon salt
• 1/2 teaspoon white pepper
• 5 cups cubed cooked turkey
• 3 cups cooked rice
• 4 celery ribs, chopped
• 1 can (8 ounces) sliced water chestnuts, drained
• 1 cup sliced almonds
• Topping:
• 1-1/2 cups crushed Ritz crackers (about 40 crackers)
• 1/3 cup butter, melted
• 1/4 cup sliced almonds