French Meat Pie

Ingredients

• 2 Tbsp. cooking oil
• 1 lb. ground beef
• 1 lb. ground pork
• 2 tsp. ground allspice
• 1/4 tsp. pepper
• 1 large onion, thinly sliced
• 1 c. potatoes, mashed
• 1 tsp. salt
• 1 egg (optional)
• pastry for double crust pie