3/4 c. chopped fresh mushrooms
3 tbsp. butter
1 1/2 lbs. ground beef
2 tsp. salt
2 tsp. finely chopped onion
1 tsp. powdered mustard
1/4 tsp. ground black pepper
1/8 tsp. instant garlic powder

Using fresh mushrooms (approximately 1/8 lb.) cook 3 minutes in 3 tablespoons of butter. Remove mushrooms from skillet with a slotted spoon and combine with remaining ingredients. Mix lightly and form into 6 patties. Fry in pan drippings, turning to brown both sides until desired doneness. Yield: 4 to 6 servings.