1/2 c. softened butter
2 tbsp. salad dressing
1 (2 1/2 oz.) jar mushroom slices, DRAINED
2 tbsp. chopped green onions
1 (16 oz.) loaf French bread
1 (4 oz.) can sliced black olives
1 c. shredded Mozzarella cheese

Mix all ingredients together EXCEPT CHEESE. Set aside. Slice bread lengthwise. Spread ingredients over bottom half of bread. Sprinkle cheese over mixture. Place top part of bread over it. Wrap in foil. Heat 350 degrees 10-15 minutes until hot. Slice and serve.