To make butter from milk, you must first purchase the "correct" milk: whole, uncancelled, fat. The best option is to purchase a product from friends who keep goats or a cow factory milk and cream not suitable).
So, buy three liters of milk, pour it into a wide container, and refrigerate for 14-18 hours. After time remove the can, take a spoon and gently remove the cream from the milk formed (with three liters of fatty milk you should get about 500-700 ml of cream). Milk put in the refrigerator, and place cream in the bowl of a blender and allow to sit at room temperature for about an hour (warm the cream more amenable for beating them in oil).
The passage of time can begin their whipping: turn on the blender on the lowest speed and beat cream until its volume does not increase by about two times, then slightly increase the speed of a kitchen appliance and continue whisking. As soon as you notice that the bowl of the blender began to form water (buttermilk), turn down the speed of whipping to a minimum.
After about 15-20 minutes of whipping in the bowl of a blender kom is formed a light beige color and translucent light liquid (buttermilk). White com - this is the butter, buttermilk is a useful product that can be used for cooking, for example, dough for pies. At the request of milk, you can make salted butter or chocolate, in the first case, when you churn cream it is necessary to add salt to taste, and the second cocoa and powdered sugar.