Preparations:

* Sift flour.

* Warm up eggs until it feels slightly warm or it's room temperature.

* Set a pastry star tip in a pastry bag.

* Set aside parchment paper.

* Pour oil into a pan.

* Make cinnamon sugar.

Churros

• Add water, milk, salt, sugar, vanilla, cinnamon and butter to a pot.
  7 oz Water, 7 oz Milk, 0.21 oz Salt, 1 oz Granulated sugar, 1 pod Vanilla beans, ½ teaspoon Cinnamon, 6.3 oz Unsalted butter
  
• Heat the pot until the liquids start boiling.
  
• Remove from heat, add flour to the pot, and mix until it forms a ball.
  8.4 oz All-purpose flour
  
• Heat the pot again at medium heat while you push and flip it constantly to cook the flour evenly. (1 - 1.5 minutes with one batch)

  Remove from heat when it looks a bit looser and slightly more transparent.
  
• Mix the dough with a pedal until the dough cools down slightly. (about 45 seconds with one batch)
  
• Add egg and mix:

  And add about ⅓ or a little less than a half amount of eggs. And mix well. 

  Once it looks combined, add the rest, dividing it into a few more times.
  9.2 oz Egg
  
• Pipe and deep-fry them! Heat the oil to 170-175 C | 338-347 F.
  Some Oil
  
• Coat cinnamon sugar. Enjoy!
  ½ teaspoon Cinnamon, 3.5 oz Granulated sugar