Detailed Instructions: In this task, you have to generate the title of the recipe given its required ingredients and directions.
Q: ingredients: '4 cups milk (1 quart or 1 litre), skim, partly skim or full-fat, organic if possible', '4 tablespoons (60 ml) liquid buttermilk, from the store or a previous batch',<sep> directions: 'Measure milk and put into glass jar or container.', 'Add buttermilk culture and stir into milk.', 'Cover.', 'Allow to incubate for approximately 24-36 hours at room temperature or below 80 F (27 C).', 'Milk will thicken and curdle slightly. Save 1/4-1/2 cup for next batch.', 'Refrigerate'
A:
Buttermilk