Baked Apple with Walnut Crumble

• 1 medium apple
• 1 tbsp. walnuts
• 1 tsp. cinnamon
• 2 tsp. brown sugar
• 1 tbsp. oats

Wash and core 1 medium apple. Mix together 1 tbsp. walnuts, 1 tsp. cinnamon, 2 tsp. brown sugar and 1 tbsp. oats. Fill center of apple with walnut mixture. Place in microwave-safe dish, cover, and microwave for 6 to 7 minutes, or until apple is tender.