2 tbsp. butter
3/4 c. chopped onion
1 1/2 lbs. ground beef
10 oz. frozen mixed vegetables
1 tsp. salt
1 tbsp. flour
2 1/2 tbsp. Worcestershire sauce
2 1/2 c. mashed potatoes (either instant or leftovers)
1/4 c. water

Heat butter in large skillet. Add onion and saute 5 minutes longer. Drain if necessary, retaining some liquid for flavor. Add veggies, 1/4 cup water and salt. Bring to boil and reduce heat. Cover and simmer ten minutes.

While mixture is simmering make instant potatoes or warm leftovers. Blend flour with Worcestershire sauce in cup and stir into meat mixture. Cover and simmer 5 minutes. Pour into 2 quart casserole. Cover with potatoes and make lengthwise and crosswise marks with fork. Bake at 400 degrees for 20 minutes or until golden brown. Serves 6.