Much Lighter Chicken Casserole

Ingredients

• 2 Tbsp. margarine
• 6 Tbsp. flour
• 1 1/4 c. defatted chicken stock
• 1 c. nonfat milk
• 1/8 tsp. salt
• 1/8 tsp. garlic powder
• 1/8 tsp. pepper
• 4 c. cooked chicken (no skin)
• 1/4 c. light mayonnaise
• 2 c. diced celery
• 2 Tbsp. chopped onion
• 2 Tbsp. lemon juice
• 2 c. cooked, cooled rice
• 1/4 c. sliced almonds, toasted in 350~ oven 8 to 10 minutes