Definition: In this task, you have to generate the title of the recipe given its required ingredients and directions.
Input: ingredients:  '1/2 cup butter (or 1/4 c butter plus 1/4 c applesauce)', '1 cup sugar', '2 eggs', '1 1/2 cups flour', '1 teaspoon baking soda', '1/2 teaspoon salt', '1 cup mashed banana (about 1 1/2 medium)', '1/2 cup low-fat sour cream or 1/2 cup fat free sour cream', '1 teaspoon vanilla', '1/2 cup chopped nuts (optional)',<sep> directions: 'Cream butter, sugar and eggs together.', 'Combine dry ingredients.', 'Blend both mixtures, beating until well mixed. Add mashed bananas, sour cream, vanilla and chopped nuts. Pour into buttered loaf pan. Sprinkle with sugar.', 'Bake at 350 degrees for one hour. Cool upright for 15-20 minutes before inverting pan to remove loaf.'

Awesome Banana Bread