Squash and Potato Au Gratin - Urban Harvest Organic Delivery

Ingredients

• 1 lb Potatoes, peeled and cubed (Red Chieftain will work well)
• 1 lb. Delicata squash, peeled, deseeded and diced
• 1 Tbs Sunflower oil
• 1 Onion, chopped
• 1 tsp Salt
• 1 tsp Black pepper
• 1 tsp Chives
• 1/3 C Milk
• 1 Tbs Butter
• 2 Tbs Flour, sifted
• 1 C Yogurt, plain
• 1 ½ C Esrom cheese (or any mild, semi-soft cheese), grated