Chinese Beef Casserole

Ingredients

• 1 lb. ground beef
• 1 small pkg. frozen green peas
• 2 c. finely cut celery
• 1 can bean sprouts, drained
• 1 can cream of mushroom soup
• 2 Tbsp. cream of milk
• 1 tsp. salt
• 1/2 tsp. pepper
• 1 small onion, finely chopped
• 1 c. crushed potato chips