In this task, you have to generate the title of the recipe given its required ingredients and directions.
Q: ingredients: '2 cubes soft butter', '1 c. granulated sugar', '1 c. powdered sugar', '2 eggs', '4 1/2 c. flour', '1 1/4 tsp. cream of tartar', '1 1/4 tsp. baking soda', '3/4 c. salad oil', '1 tsp. vanilla',<sep> directions: 'Sift flour, cream of tartar and soda together.', 'Mix butter and sugars until creamy.', 'Add oil and vanilla.', 'Mix in flour, cream of tartar and soda.', 'Chill 20 to 30 minutes.'
A:
Best Sugar Cookies