A macaroni and cheese recipe calls for $\frac{1}{3}\backslash frac\{1\}\{3\}$ cup of flour for every 1 $\frac{1}{5}\backslash frac\{1\}\{5\}$ cup of milk. To make a bigger batch, the chef uses 2 cups of flour. Which of the following would be the amount of milk needed for the bigger batch?